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  • 02:46 Popular Introduction to Grammar | Grammar | Khan Academy

    Introduction to Grammar | Grammar | Khan Academy

    970 views / 0 likes - added

    Khan Academy Grammarian David Rheinstrom welcomes you to his favorite topic: the study of language, its rules, and its conventions. By understanding English – by speaking it, by writing it, by reading this very sentence – you are a grammarian yourself! Wa

  • 01:26 Introduction to verbs | The parts of speech | Grammar | Khan Academy

    Introduction to verbs | The parts of speech | Grammar | Khan Academy

    618 views / 0 likes - added

    Let's explore what verbs are, and what they do! David, KA's Grammar Fellow, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammar-verbs/e/identifying-verbs?utm_source=YT&utm_medium

  • 02:54 Popular Helping verbs | The parts of speech | Grammar | Khan Academy

    Helping verbs | The parts of speech | Grammar | Khan Academy

    1,152 views / 0 likes - added

    We've established that verbs can show actions and link ideas together. Now, let's talk about how some verbs can be used to help other verbs. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/gra

  • 03:14 The irregular verb gets taken for a ride | Grammar | Khan Academy

    The irregular verb gets taken for a ride | Grammar | Khan Academy

    591 views / 0 likes - added

    This group of irregular verbs have vowel sounds that change in a predictable way, when they go from the present to the past tense. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammar-verbs

  • 02:53 Popular The truly irregular verbs | The parts of speech | Grammar | Khan Academy

    The truly irregular verbs | The parts of speech | Grammar | Khan Academy

    1,034 views / 0 likes - added

    Some irregular verbs just won't be categorized. They don't fit into neat little boxes. These are those verbs. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammar-verbs/e/intro-to-irregular

  • 02:01 Popular The present tense | The parts of speech | Grammar | Khan Academy

    The present tense | The parts of speech | Grammar | Khan Academy

    810 views / 0 likes - added

    How do we talk about things that are happening right now? Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammar-verbs/v/the-past-tense-verbs-the-parts-of-speech?utm_source=YT&utm_medium=Desc&utm_campaign=grammar Misse

  • 02:50 Popular The future tense | The parts of speech | Grammar | Khan Academy

    The future tense | The parts of speech | Grammar | Khan Academy

    966 views / 0 likes - added

    When you want to talk about the future in English, you use the future tense. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammar-verbs/v/linking-verbs-the-parts-of-speech-grammar?utm_source=YT&utm_medium=Desc&utm_ca

  • 02:31 Perfect Aspect | The parts of speech | Grammar | Khan Academy

    Perfect Aspect | The parts of speech | Grammar | Khan Academy

    689 views / 0 likes - added

    If verb tense allows you to control the past, the present, and the future, then aspect gives you even finer control over time. David, Khan Academy's resident grammarian, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.o

  • 02:11 Perfect progressive aspect | The parts of speech | Grammar | Khan Academy

    Perfect progressive aspect | The parts of speech | Grammar | Khan Academy

    539 views / 0 likes - added

    We use the perfect progressive aspect to talk about an action that was once ongoing, but has since completed, like "I had been waiting for twenty minutes." Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/pa

  • 03:29 Introduction to irregular verbs | The parts of speech | Grammar | Khan Academy

    Introduction to irregular verbs | The parts of speech | Grammar | Khan Academy

    568 views / 0 likes - added

    Words like "walk" and "look" are regular verbs – they behave in a predictable way. But there's a whole class of words in English, called irregular verbs, that are harder to predict. David, KA's Grammar Fellow, explains. Practice this yourself on Khan Acad

  • 04:47 Who versus whom | The parts of speech | Grammar | Khan Academy

    Who versus whom | The parts of speech | Grammar | Khan Academy

    597 views / 0 likes - added

    When do you use who, and when do you use whom? David, KA's grammarian, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/the-pronoun/e/relative-pronouns?utm_source=YT&utm_medium=Desc&u

  • 03:11 Popular The vowel-shift irregular verb | The parts of speech | Grammar | Khan Academy

    The vowel-shift irregular verb | The parts of speech | Grammar | Khan Academy

    1,190 views / 0 likes - added

    This group of irregular verbs have vowel sounds that change in a predictable way, when they go from the present to the past tense. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammar-verbs

  • 02:00 Popular What is a pronoun? | The parts of speech | Grammar | Khan Academy

    What is a pronoun? | The parts of speech | Grammar | Khan Academy

    1,078 views / 0 likes - added

    Pronouns are words that can replace nouns, like the way "it" replaces "elephant" in "I looked at the elephant. It was grey." Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/the-pronoun/e/the-q

  • 02:45 Progressive Aspect | The parts of speech | Grammar | Khan Academy

    Progressive Aspect | The parts of speech | Grammar | Khan Academy

    528 views / 0 likes - added

    If verb tense allows you to control the past, the present, and the future, then aspect gives you even finer control over time. David, Khan Academy's resident grammarian, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.o

  • 01:32 Simple Aspect | The parts of speech | Grammar | Khan Academy

    Simple Aspect | The parts of speech | Grammar | Khan Academy

    608 views / 0 likes - added

    If verb tense allows you to control the past, the present, and the future, then aspect gives you even finer control over time. David, Khan Academy's resident grammarian, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.o

  • 05:10 Popular Reflexive pronouns | The parts of speech | Grammar | Khan Academy

    Reflexive pronouns | The parts of speech | Grammar | Khan Academy

    1,088 views / 0 likes - added

    We use reflexive pronouns (like "herself" and "ourselves") when the subject and the object of a sentence are the same thing. David, KA's Grammar Fellow, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/gra

  • 01:56 Popular Relative pronouns | The parts of speech | Grammar | Khan Academy

    Relative pronouns | The parts of speech | Grammar | Khan Academy

    1,132 views / 0 likes - added

    We use the relative pronouns to connect clauses together, like "the man *who sold the world* is coming over for dinner." David, KA's Grammar Fellow, explains. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofspeech/the-pronoun/

  • 04:39 Popular Grammatical person and pronouns | The parts of speech | Grammar | Khan Academy

    Grammatical person and pronouns | The parts of speech | Grammar | Khan Academy

    874 views / 0 likes - added

    There's this idea in grammar called grammatical person that helps describe who's being talked about in a sentence. David, KA's Grammar Fellow, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/parts

  • 01:50 Introduction to verb aspect | The parts of speech | Grammar | Khan Academy

    Introduction to verb aspect | The parts of speech | Grammar | Khan Academy

    575 views / 0 likes - added

    If verb tense allows you to control the past, the present, and the future, then aspect gives you even finer control over time. David, Khan Academy's resident grammarian, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.o

  • 04:53 Popular Modal verbs | The parts of speech | Grammar | Khan Academy

    Modal verbs | The parts of speech | Grammar | Khan Academy

    1,472 views / 0 likes - added

    There's a class of helper verbs known as modals that we use to express a bunch of conditions: we can use them to give advice, make guesses at how necessary or likely something is, make requests of people, and so on. They're super useful. Practice this you

  • 03:15 Personal pronouns | The parts of speech | Grammar | Khan Academy

    Personal pronouns | The parts of speech | Grammar | Khan Academy

    654 views / 0 likes - added

    Let's meet the personal pronouns! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/the-pronoun/e/meet-the-personal-pronoun?utm_source=YT&utm_medium=Desc&utm_campaign=grammar Watch the next less

  • 03:02 Popular Linking verbs | The parts of speech | Grammar | Khan Academy

    Linking verbs | The parts of speech | Grammar | Khan Academy

    1,657 views / 0 likes - added

    In a previous video, we established that one thing verbs can do is show actions, like "the bear runs." Verbs can also link ideas to one another, like "the bear looks cheerful." Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofs

  • 02:00 Popular The past tense | The parts of speech | Grammar | Khan Academy

    The past tense | The parts of speech | Grammar | Khan Academy

    929 views / 0 likes - added

    When you want to talk about events that have already happened, you use the past tense. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammar-verbs/v/the-future-tense-verbs-the-parts-of-speech?utm_source=YT&utm_medium=

  • 05:03 Popular Indefinite Pronouns | The parts of speech | Grammar | Khan Academy

    Indefinite Pronouns | The parts of speech | Grammar | Khan Academy

    1,134 views / 0 likes - added

    David, Khan Academy's Grammar Fellow, covers three nifty features of indefinite pronouns, which are pronouns that are just a little vague, y'know? Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspee

  • 02:55 Popular Emphatic pronouns | The parts of speech | Grammar | Khan Academy

    Emphatic pronouns | The parts of speech | Grammar | Khan Academy

    893 views / 0 likes - added

    Sometimes we use reflexive pronouns like "myself" and "ourselves" for emphasis in a sentence, like, "If you won't help me, then I'll do it myself!" KA's Grammar Fellow, David, explains this usage. Practice this yourself on Khan Academy right now: https://

  • 01:53 The funky -ed irregular verb | The parts of speech | Grammar | Khan Academy

    The funky -ed irregular verb | The parts of speech | Grammar | Khan Academy

    572 views / 1 likes - added

    These are the most regular of the irregular verbs; while they don't behave exactly like regular verbs, like present tense "walk" become past tense "walked", they do maintain the "-ed" sound. It's just spelled differently. Practice this yourself on Khan Ac

  • 05:18 Popular Pronoun number | The parts of speech | Grammar | Khan Academy

    Pronoun number | The parts of speech | Grammar | Khan Academy

    874 views / 0 likes - added

    The difference between something being singular or plural is what we call 'grammatical number' in English. Here's how that idea applies to pronouns! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofsp

  • 04:33 Popular Coordinating conjunctions | The parts of speech | Grammar | Khan Academy

    Coordinating conjunctions | The parts of speech | Grammar | Khan Academy

    997 views / 0 likes - added

    Coordinating conjunctions connect parts of sentences to each other. David explains how. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/conjunctions/e/meet-the-conjunction?utm_source=YT&utm_me

  • 03:00 Appositives | Punctuation | Grammar | Khan Academy

    Appositives | Punctuation | Grammar | Khan Academy

    632 views / 0 likes - added

    David and Paige, KA’s resident grammarians, cover appositives and how to use commas along with them. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/appositives?utm_source=YT&utm_med

  • 01:46 Popular Introduction to verb tense | The parts of speech | Grammar | Khan Academy

    Introduction to verb tense | The parts of speech | Grammar | Khan Academy

    811 views / 0 likes - added

    An understanding of verb tense will make you into a TIME WIZARD, with the ability to control the past, the present, and the future – with your words, anyway. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/

  • 05:41 Popular That versus which | The parts of speech | Grammar | Khan Academy

    That versus which | The parts of speech | Grammar | Khan Academy

    970 views / 0 likes - added

    Much has been made of the distinction between "that" and "which" in English, but it can mostly be summed up in two points: 1. "That" doesn't work so well with commas. 2. "Which" doesn't work so well with people. David the Grammarian explains. Watch the ne

  • 03:12 Popular Correlative conjunctions | The parts of speech | Grammar | Khan Academy

    Correlative conjunctions | The parts of speech | Grammar | Khan Academy

    1,015 views / 0 likes - added

    Correlative conjunctions work in pairs to connect parts of sentences. David teaches you how they do it! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/conjunctions/e/correlative-conjuntions?u

  • 05:34 Subject and object pronouns | The parts of speech | Grammar | Khan Academy

    Subject and object pronouns | The parts of speech | Grammar | Khan Academy

    531 views / 0 likes - added

    Before we get any further with pronouns, let's cover what the difference between a subject and an object pronoun is, because the distinction between those two concepts will start coming up a good deal. Practice this yourself on Khan Academy right now: htt

  • 03:59 Popular Meet the Comma | Punctuation | Grammar | Khan Academy

    Meet the Comma | Punctuation | Grammar | Khan Academy

    911 views / 1 likes - added

    David and Paige introduce you to the superhero of the punctuation world: the comma! Practice this yourself on Khan Academy right now: . Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/

  • 03:00 Popular Commas in dialogue | Punctuation | Grammar | Khan Academy

    Commas in dialogue | Punctuation | Grammar | Khan Academy

    1,170 views / 1 likes - added

    “Today we’re going to talk about using commas in dialogue,” said David and Paige, KA’s resident grammarians. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/commas-in-dialogue?utm_so

  • 04:57 Irregular plural nouns |– foreign plurals | The parts of speech | Grammar | Khan Academy

    Irregular plural nouns |– foreign plurals | The parts of speech | Grammar | Khan Academy

    642 views / 0 likes - added

    You don't need to know how to speak Latin and Greek in order to understand English, but some words in English come from those languages. It's helpful to know how some Greek and Latin words change from singular to plural. Practice this yourself on Khan Aca

  • 04:52 Possessive pronouns | The parts of speech | Grammar | Khan Academy

    Possessive pronouns | The parts of speech | Grammar | Khan Academy

    670 views / 0 likes - added

    We can use pronouns to show possession relationships, describing what things belong to which people, like "her shoe" or "the book is mine." Possessive pronouns come in two flavors: adjective and noun! David, KA's resident grammarian, covers the difference

  • 09:03 BONUS VIDEO | Singular They | The parts of speech | Grammar | Khan Academy

    BONUS VIDEO | Singular They | The parts of speech | Grammar | Khan Academy

    517 views / 0 likes - added

    You may have been hearing a lot about the "singular they" recently. But what is it? How does it work, what is its history, and is it grammatical? Let's find out. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofspeech/the-modif

  • 05:27 Popular Subordinating conjunctions | The parts of speech | Grammar | Khan Academy

    Subordinating conjunctions | The parts of speech | Grammar | Khan Academy

    1,247 views / 0 likes - added

    Subordinating conjunctions join two parts of complex sentences––independent clauses to dependent clauses. David explains how. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/conjunctions/e/coo

  • 01:51 Punctuating a list | Punctuation | Grammar | Khan Academy

    Punctuating a list | Punctuation | Grammar | Khan Academy

    584 views / 0 likes - added

    Learn how to use commas to punctuate a written list of people, things, actions, or events. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/punctuating-lists?utm_source=YT&utm_medium=

  • 03:24 Popular More uses for commas | Punctuation | Grammar | Khan Academy

    More uses for commas | Punctuation | Grammar | Khan Academy

    805 views / 0 likes - added

    David and Paige, KA’s resident grammarians, discuss tag questions, yes and no statements, and direct address -- all situations where the comma is super useful. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/v/c

  • 02:18 Popular Salutations and valedictions | Punctuation | Grammar | Khan Academy

    Salutations and valedictions | Punctuation | Grammar | Khan Academy

    829 views / 0 likes - added

    David and Paige, KA’s resident grammarians, talk about how to address and sign off on letters using commas! Watch the next lesson: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/v/commas-in-space-and-time-the-comma-punctuation-khan-a

  • 04:35 Commas and introductory elements | Punctuation | Grammar | Khan Academy

    Commas and introductory elements | Punctuation | Grammar | Khan Academy

    531 views / 0 likes - added

    In English, you use commas to separate introductory elements from the rest of a sentence. Find out how with David and Paige! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/commas-an

  • 06:08 Popular Beginning sentences with conjunctions | The parts of speech | Grammar | Khan Academy

    Beginning sentences with conjunctions | The parts of speech | Grammar | Khan Academy

    786 views / 0 likes - added

    Is it okay to begin a sentence with a conjunction like "but" or "because"? Yes. David explains why. Missed the previous lesson? https://www.khanacademy.org/humanities/grammar/partsofspeech/conjunctions/v/correlative-conjunctions?utm_source=YT&utm_medium=D

  • 03:43 Popular BONUS: The Oxford comma | Punctuation | Grammar | Khan Academy

    BONUS: The Oxford comma | Punctuation | Grammar | Khan Academy

    853 views / 0 likes - added

    David and Paige tackle the great comma debate of our time: Oxford comma or no Oxford comma? Missed the previous lesson? https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/v/appositives-the-comma-punctuation-khan-academy?utm_source=YT&utm

  • 03:31 Slinky Drop Answer

    Slinky Drop Answer

    209 views / 0 likes - added

    Want more awesome HD slow-mo? http://www.youtube.com/watch?v=uiyMuHuCFo4Slinky not long enough? Click here: http://www.youtube.com/watch?v=JsytnJ_pSf8How does a slinky fall when extended by its own weight and then released? We discover the surprising answ

  • 11:17 Popular GUESS THE EMOJI. 90% WILL FAIL TO ANSWER THIS SIMPLE CHALLENGE

    GUESS THE EMOJI. 90% WILL FAIL TO ANSWER THIS SIMPLE CHALLENGE

    2,395 views / 3 likes - added

    Awesome EMOJI games will wake you up and will work out your brain in a light and fun way. 90% of adults (not kids) fail these emoji challenges: 00:14 - Fun emoji quiz - Short puzzles. This fun short puzzle for kids and adults will test how quickly you can

  • 03:26 Popular Grammar's Great Divide: The Oxford Comma - TED-Ed

    Grammar's Great Divide: The Oxford Comma - TED-Ed

    1,139 views / 2 likes - added

    View full lesson: http://ed.ted.com/lessons/grammar-s-great-divide-the-oxford-comma-ted-ed If you read "Bob, a DJ and a clown" on a guest list, are three people coming to the party, or only...

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  • 04:22 Popular BTS (방탄소년단) LOVE YOURSELF 結 Answer 'Epiphany' Comeback Trailer

    BTS (방탄소년단) LOVE YOURSELF 結 Answer 'Epiphany' Comeback Trailer

    1,065 views / 12 likes - added

    BTS (방탄소년단) LOVE YOURSELF 結 Answer 'Epiphany' Comeback Trailer Credits: Director : YongSeok Choi (Lumpens) Assistant Director : Guzza, HyeJeong Park, MinJe Jeong (Lumpens) Director of Photography : HyunWoo Nam(GDW) Robot Arm Operator : DaeHong Kim Gaffer

  • 06:48 Popular If You Answer Wrong You Are Dumb ( 99% FAIL )

    If You Answer Wrong You Are Dumb ( 99% FAIL )

    1,939 views / 33 likes - added

    Azzyland - If You Answer Wrong You Are Dumb ( 99% FAIL ) SUBSCRIBE and become part of the AzzyLand family :D SOCIAL MEDIAInstagram: https://www.instagram.com/azzyland/Tik Tok: https://www.tiktok.com/@azzylandFacebook: https://www.facebook.com/azzyland/Twi

  • 04:39 Popular Does Grammar Matter? - Andreea S. Calude

    Does Grammar Matter? - Andreea S. Calude

    925 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/does-grammar-matter-andreea-s-calude It can be hard sometimes, when speaking, to remember all of the grammatical rules that guide us when we’re writing. When is it right to say “the dog and me” and when should i

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  • 08:12 Popular The Cast of 'Sesame Street' Answer the Web's Most Searched Questions | WIRED

    The Cast of 'Sesame Street' Answer the Web's Most Searched Questions | WIRED

    763 views / 1 likes - added

    Elmo, Big Bird, Count von Count, Cookie Monster, Bert, Ernie, Grover, Rosita, Abby Cadabby, and Oscar the Grouch hang with WIRED to answer the Internet's most searched questions about 'Sesame Street' and themselves in this hilarious WIRED Autocomplete Int

  • 00:55 Can a human survive this CANNON? Answer at the end!

    Can a human survive this CANNON? Answer at the end!

    144 views / 0 likes - added

    We launched a ping pong ball at 450km/h. But...could a human survive it? We have an ANSWER!The full video is called - Ballistic Ping Pong Ball vs. Tennis Ball at 450km/h! Support Physics Girl videos https://www.patreon.com/physicsgirlSpecial thank you to

  • 04:26 That Time Saying 'Ahoy hoy' was the Preferred Way to Answer the Phone

    That Time Saying 'Ahoy hoy' was the Preferred Way to Answer the Phone

    639 views / 0 likes - added

    →Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1 →How "Dick" came to be short for 'Richard': https://youtu.be/BH1NAwwKtcg?list=PLR0XuDegDqP2Acy6g9Ta7hzC0Rr3RDS6q Never run out of things to say at the wate

  • 14:32 Rocket Scientists Answer Questions From Twitter | Tech Support | WIRED

    Rocket Scientists Answer Questions From Twitter | Tech Support | WIRED

    115 views / 0 likes - added

    It's not rocket science! Well, actually, it is! Rocket scientists Tiera and Myron Fletcher answer the internet's burning questions about rocket science, rocket ships and space travel. What's harder, rocket science or brain surgery? Will humanity ever leav

  • 04:43 Popular Random answer devices /// Homemade Science with Bruce Yeany

    Random answer devices /// Homemade Science with Bruce Yeany

    720 views / 0 likes - added

    Random decision makers can make use of the idea of chaos to make those important decisions for you. Small changes in the initial starting conditions of a bar pendulum or a rolling ball answer track can be a fun and easy project while learning a bit about

  • 07:49 Popular Can You Solve The Viral 9 = 72 Puzzle? The Correct Answer Explained

    Can You Solve The Viral 9 = 72 Puzzle? The Correct Answer Explained

    1,079 views / 0 likes - added

    This problem has been shared millions of times on Twitter/Facebook with the claim "99% fail" to solve it and that only a genius could find the correct answer. If 9 = 72, 8 = 56, 7 = 42, 6 = 30, 5 = 20, then 3 = ? In this video I explain what many people b

  • 13:22 SpongeBob's Tom Kenny & Bill Fagerbakke Answer the Web's Most Searched Questions | WIRED

    SpongeBob's Tom Kenny & Bill Fagerbakke Answer the Web's Most Searched Questions | WIRED

    398 views / 0 likes - added

    'The SpongeBob Movie: Sponge on the Run' stars Tom Kenny and Bill Fagerbakke answer the internet's burning questions about themselves and the characters they play. What does Tom Kenny's voice actually sound like? How did Bill Fagerbakke get the role of Pa

  • 11:27 Popular Can You Solve The Viral 11x11 = 4 Puzzle? The Correct Answer Explained

    Can You Solve The Viral 11x11 = 4 Puzzle? The Correct Answer Explained

    3,054 views / 1 likes - added

    If 11x11=4 and 22x22=16, what is 33x33=? This puzzle has been shared with the claim that only geniuses can solve it. It has gotten millions of views on the internet and Facebook as people have debated the correct answer. In this video I present what many

  • 09:11 Popular Can You Solve The Rectangle Ratio Puzzle? The Surprising Answer

    Can You Solve The Rectangle Ratio Puzzle? The Surprising Answer

    855 views / 0 likes - added

    Start with a unit square (a rectangle with both sides equal to 1, call it R1). Attach a rectangle of area 1 to its right side, then attach a rectangle of area 1 to its top. The border of this new shape is another rectangle, call it R2. We can repeat the p

  • 05:13 The most unexpected answer to a counting puzzle

    The most unexpected answer to a counting puzzle

    654 views / 0 likes - added

    If the answer here doesn't blow your mind, I don't know what will. Part 2: https://youtu.be/jsYwFizhncE Part 3: https://youtu.be/brU5yLm9DZM Home page: https://www.3blue1brown.com Brought to you by you: http://3b1b.co/clacks-thanks Stay tuned for more: ht

  • 07:50 Popular Compound Prepositions | Prepositions | The Parts Of Speech | Grammar

    Compound Prepositions | Prepositions | The Parts Of Speech | Grammar

    963 views / 0 likes - added

    These prepositions are called compound prepositions, or multisyllabic prepositions. Like most prepositions, they have both literal and figurative meanings. David explains. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofspeech

  • 17:45 The Riddle That Seems Impossible Even If You Know The Answer

    The Riddle That Seems Impossible Even If You Know The Answer

    183 views / 0 likes - added

    The 100 Prisoners Riddle feels completely impossible even once you know the answer. This video is sponsored by Brilliant. The first 200 people to sign up via https://brilliant.org/veritasium get 20% off a yearly subscription.Special thanks to Destin of Sm

  • 02:51 Popular The Horse Horseshoe Boots Viral Algebra Problem - The Correct Answer Explained

    The Horse Horseshoe Boots Viral Algebra Problem - The Correct Answer Explained

    1,728 views / 2 likes - added

    A lot of people are arguing over the correct answer to this algebra problem involving horses, horseshoes, and boots. A Facebook post with this problem has over 500,000 comments. Can you figure it out? In this video I explain the correct answer. Blog post:

  • 06:01 Popular Can You Solve The Viral 1 + 4 = 5 Puzzle? The Correct Answer Explained

    Can You Solve The Viral 1 + 4 = 5 Puzzle? The Correct Answer Explained

    11.8k views / 1 likes - added

    This problem was shared on Facebook with the claim that only one in a thousand could figure it out. It went viral and generated over 3 million comments. Here is the problem. If 1 + 4 = 5, 2 + 5 = 12, 3 + 6 = 21, what is 8 + 11 = ? This video presents what

  • 11:18 Popular How to See Black Holes + Kugelblitz Challenge Answer | Space Time | PBS Digital Studios

    How to See Black Holes + Kugelblitz Challenge Answer | Space Time | PBS Digital Studios

    747 views / 0 likes - added

    Find out how scientists are mapping the black holes throughout the Milky Way and beyond as well as the answer to the Escape the Kugelblitz Challenge Question. Were you able to save humanity? Get your own Space Time t­shirt at http://bit.ly/1QlzoBi Tweet a

  • 00:48 Spinning Tube Trick Answer

    Spinning Tube Trick Answer

    293 views / 0 likes - added

    The solution to the question posed in the spinning tube trick video, that is - what would you see if looking at the spinning tube from below a glass table. The explanation of why only the X or O is visible will be the subject of the next video.

  • 02:07 Are these dots purple or blue? Your answer might not be as reliable as you think

    Are these dots purple or blue? Your answer might not be as reliable as you think

    599 views / 0 likes - added

    When blue dots or threatening faces become rare, people’s concepts of “blue” or “threat” expand Read more - https://scim.ag/2KiJn2D CREDITS --------------------- editor/animator/narrator Chris Burns supervising producers Sarah Crespi Nguyên Khôi Nguyên sc

  • 05:33 Popular What is 6÷2(1+2) = ? The Correct Answer Explained

    What is 6÷2(1+2) = ? The Correct Answer Explained

    885 views / 0 likes - added

    What is 6÷2(1+2) = ? This problem went viral and generated millions of comments on Facebook, Twitter, YouTube and social media sites. I explain how to get the correct answer by using the modern interpretation of the order of operations. I also explain how

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  • 15:50 Giving Teachers $1,000 If They Can Answer This Question...

    Giving Teachers $1,000 If They Can Answer This Question...

    577 views / 2 likes - added

    THIS WAS MY FAVORITE VIDEO I went to my old middle school and asked 5 teachers some trivia questions.. If they got them right, they win $1,000. Sounds easy... • My NEW GFuel FLAVOR http://bit.ly/ChugRug • SUBSCRIBE IF YOU'RE NEW http://bit.ly/Su

  • 09:08 His Answer Leaves the Audience SPEECHLESS | One of the Best Speeches Ever - Sadhguru

    His Answer Leaves the Audience SPEECHLESS | One of the Best Speeches Ever - Sadhguru

    413 views / 1 likes - added

    Big Thank you to Sadhguru and Team. Website - https://sadhguru.co.uk/SUBSCRIBE FOR MORE MOTIVATIONAL VIDEOS https://goo.gl/RJDPL0If you're struggling and want to speak with an online, professional, and affordable counsellor consider going to our sponsor B

  • 02:06 Popular NBA Superstars Answer: Who Would You Rather Have On Your Team: Ironman, Spiderman Or Batman?

    NBA Superstars Answer: Who Would You Rather Have On Your Team: Ironman, Spiderman Or Batman?

    861 views / 0 likes - added

    Kid Reporter Logan Schayes talked to some of the NBA's biggest stars--from LeBron James, to Chris Paul, to Kevin Garnett to Blake Griffin--and asked them which superhero would they rather have on their team: Ironman, Spiderman or Batman?

  • 04:33 This Cell Might Hold the Answer to a Universal Cure for Cancer

    This Cell Might Hold the Answer to a Universal Cure for Cancer

    273 views / 0 likes - added

    A new immune discovery could provide a universal cancer cure, so how does it work... and how close is it to actually happening? Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylist Visit our shop at http:/

  • 03:16 Popular Can You Solve This 8th Grade Geometry Problem? 75% Got The Wrong Answer

    Can You Solve This 8th Grade Geometry Problem? 75% Got The Wrong Answer

    1,003 views / 0 likes - added

    What is angle A in the star-shaped figure? This problem appeared on the 1999 AMC 8 test (intended for 8th grade students in the US). Approximately 75% of test-takers did not mark the correct response. Can you figure it out? Watch the video for a solution.

  • 08:51 Popular The Viral Balloon Puzzle - The REAL Answer Explained (Using Ph.D. Level Math)

    The Viral Balloon Puzzle - The REAL Answer Explained (Using Ph.D. Level Math)

    770 views / 0 likes - added

    They say only geniuses can solve this puzzle, and this time they are correct. Thanks to all patrons! Special thanks to: Shrihari Puranik Yildiz Kabaran Kyle My blog post for this video https://wp.me/p6aMk-82U Sources https://puzzling.stackexchange.com/que

  • 08:22 Is There a Fifth Fundamental Force? + Quantum Eraser Answer | Space Time | PBS Digital Studios

    Is There a Fifth Fundamental Force? + Quantum Eraser Answer | Space Time | PBS Digital Studios

    645 views / 0 likes - added

    Has a fifth fundamental force been discovered and how will this effect our understanding of the universe? Get your own Space Time t­shirt at http://bit.ly/1QlzoBi Tweet at us! @pbsspacetime Facebook: facebook.com/pbsspacetime Email us! pbsspacetime [at] g

  • 15:17 Popular NERD SHAMES Girl's BAD GRAMMAR, What Happens Is Shocking | Dhar Mann

    NERD SHAMES Girl's BAD GRAMMAR, What Happens Is Shocking | Dhar Mann

    1,079 views / 1 likes - added

    Download my FREE mobile app App Store = https://apple.co/3nhvjapGoogle Play = https://bit.ly/3DRzS1I Don't forget to SUBSCRIBE to my channel by clicking here http://bit.ly/DharMannYouTube **Make sure you CLICK THE BELL ICON so you can get notifications wh

  • 05:43 Under- and overstatement | Style | Grammar

    Under- and overstatement | Style | Grammar

    457 views / 0 likes - added

    This is, bar none, the greatest video Khan Academy has ever made, although I may be slightly overstating that. Learn how to master this style by following along.

  • 07:58 Irony | Style | Grammar

    Irony | Style | Grammar

    419 views / 0 likes - added

    Irony, puns, and sarcasm are some of the toughest concepts in English. This video attempts to explain all three.

  • 08:14 Popular The scale of formality | Style | Grammar

    The scale of formality | Style | Grammar

    1,108 views / 0 likes - added

    How formal or informal should you be when you write or speak? Let's dive into that!

  • 20:52 Popular 8 History Questions They Won't Answer in School... | COLOSSAL QUESTIONS

    8 History Questions They Won't Answer in School... | COLOSSAL QUESTIONS

    4,598 views / 7 likes - added

    8 Colossal Questions all about our world and it's history!0:00 Why Don't Americans Have English Accents?2:07 What Is Juneteenth?5:00 Can the U.S. President Be Arrested?6:42 Why Are Ancient Ruins Underground?9:02 How Did The Olympics Start?12:29 Why Do Cou

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  • 06:21 Alliteration, Assonance, and Onomatopoeia | Style | Grammar

    Alliteration, Assonance, and Onomatopoeia | Style | Grammar

    651 views / 0 likes - added

    This video will teach you all about the different ways you can use the sound of words for effect. Alliteration is when you use a bunch of similar consonants in a row; assonance is when you use a bunch of similar vowel sounds in a row; onomatopoeia is basi

  • 03:21 There, their, and they're | Frequently confused words | Usage | Grammar

    There, their, and they're | Frequently confused words | Usage | Grammar

    428 views / 0 likes - added

    This is one of the most frequently-confused trios in the English language. Follow along, and learn to suss out the differences between these three words.

  • 03:19 To, two, and too | Frequently confused words | Usage | Grammar

    To, two, and too | Frequently confused words | Usage | Grammar

    441 views / 0 likes - added

    Another troublesome triad, "to", "two", and "too". Let's set these frequently-confused words straight!

  • 06:05 Loop De Loop Answer part 1

    Loop De Loop Answer part 1

    580 views / 0 likes - added

    Figuring out the minimum speed at the top of the loop de loop to stay on the track More free lessons at: http://www.khanacademy.org/video?v=4SQDybFjhRE

  • 04:48 Loop De Loop Answer part 2

    Loop De Loop Answer part 2

    602 views / 0 likes - added

    Figuring out the car's average speed while completing the loop de loop More free lessons at: http://www.khanacademy.org/video?v=zcnnZz2pCSg

  • 05:53 Popular Origin Of The Mutant Plural | The Parts Of Speech | Grammar

    Origin Of The Mutant Plural | The Parts Of Speech | Grammar

    997 views / 0 likes - added

    Why does "goose" become "geese" and "foot" become "feet"? David the Grammarian and Jake the Linguist explain.

  • 03:43 Popular Concrete And Abstract Nouns | The Parts Of Speech | Grammar

    Concrete And Abstract Nouns | The Parts Of Speech | Grammar

    1,400 views / 0 likes - added

    The difference between concrete and abstract nouns can be a little fuzzy. Let's start by focusing on the word origins of "concrete" and "abstract", and see if that gives us a way in.

  • 02:52 Popular Common And Proper Nouns | The Parts Of Speech | Grammar

    Common And Proper Nouns | The Parts Of Speech | Grammar

    1,494 views / 0 likes - added

    What's the difference between a common noun and a proper noun?

  • 05:38 Popular Prepositional Phrases | Prepositions | The Parts Of Speech | Grammar

    Prepositional Phrases | Prepositions | The Parts Of Speech | Grammar

    740 views / 0 likes - added

    Prepositional phrases are word chunks that begin with a preposition. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/the-preposition/e/prepositional-phrases/ Missed the previous lesson? https://www.khanacademy.org/the-preposi

  • 03:23 Popular Schoolhouse Rock: Grammar - Conjunction Junction Music Video

    Schoolhouse Rock: Grammar - Conjunction Junction Music Video

    3,932 views / 5 likes - added

    "Conjunction Junction, what's your function?" The classic Jack Sheldon favorite from Schoolhouse Rock. For more information, go to www.DisneyEducation.com.

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  • 03:24 Popular Schoolhouse Rock: Grammar - Unpack Your Adjectives Music Video

    Schoolhouse Rock: Grammar - Unpack Your Adjectives Music Video

    5,699 views / 4 likes - added

    The classic adjective song from Schoolhouse Rock! This song was written by one of the original founders of Schoolhouse Rock, our friend George Newall, and performed by Blossom Dearie. For more information, go to www.DisneyEducation.com.

  • 04:28 Popular Introduction To Nouns | The Parts Of Speech | Grammar | Khan Academy

    Introduction To Nouns | The Parts Of Speech | Grammar | Khan Academy

    1,134 views / 0 likes - added

    David, Khan Academy's resident grammarian, introduces you to the most common English part of speech: the noun. Watch the next lesson: https://youtu.be/ETzngG8N3AU About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a pers

  • 04:18 Affect and effect | Frequently confused words | Usage | Grammar

    Affect and effect | Frequently confused words | Usage | Grammar

    624 views / 0 likes - added

    TL;DW: affect's a verb and effect's a noun. But there's a little more to it than that.

  • 07:12 Less versus fewer | Frequently confused words | Usage | Grammar

    Less versus fewer | Frequently confused words | Usage | Grammar

    423 views / 0 likes - added

    How do you know when to use "less" or "fewer" when describing the quantity or amount of things?

  • 13:57 Did We Domesticate Plants--or Did They Domesticate Us? The Answer Might Not be so Clear.

    Did We Domesticate Plants--or Did They Domesticate Us? The Answer Might Not be so Clear.

    91 views / 0 likes - added

    Did humans domesticate plants, or did they domesticate us? Archaeologists at atalhyk, a 9,000-year-old site in Turkey, offer lessons on how agriculture and other major innovations can yield unexpected long-term consequences for human society and the world

  • 02:42 Popular Irregular Plural Nouns, Part IV | The Parts Of Speech | Grammar

    Irregular Plural Nouns, Part IV | The Parts Of Speech | Grammar

    833 views / 0 likes - added

    English has seven words that behave very strangely when you change them from the singular to the plural. These are called THE MUTANT PLURALS of English. They're super cool.

  • 05:07 Irregular Plural Nouns, Part III | The Parts Of Speech | Grammar

    Irregular Plural Nouns, Part III | The Parts Of Speech | Grammar

    666 views / 0 likes - added

    Some nouns look the same whether they're singular or plural – these nouns are called "base plurals", and we'll demonstrate how they behave the only way I know how... by using sheep!

  • 04:35 Popular Introduction To Singular And Plural Nouns | The Parts Of Speech | Grammar | Khan Academy

    Introduction To Singular And Plural Nouns | The Parts Of Speech | Grammar | Khan Academy

    1,279 views / 0 likes - added

    David, Khan Academy's resident grammarian, introduces the difference between singular and plural nouns. Watch the next lesson: https://youtu.be/uYgcuyUF7JQ About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalize

  • 02:34 Popular Irregular Plural Nouns, Part I | The Parts Of Speech | Grammar | Khan Academy

    Irregular Plural Nouns, Part I | The Parts Of Speech | Grammar | Khan Academy

    884 views / 0 likes - added

    The plural of "dog" is "dogs", but what is the plural of "leaf"? Khan Academy's resident grammarian explains. Watch the next lesson: https://youtu.be/n9poHOKkF28 About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a perso

  • 07:23 Popular Irregular Plural Nouns, Part II | The Parts Of Speech | Grammar | Khan Academy

    Irregular Plural Nouns, Part II | The Parts Of Speech | Grammar | Khan Academy

    940 views / 0 likes - added

    The plural of "whale" is "whales", but what's the plural of "child"? David, Khan Academy's resident grammarian, explains. About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower

  • 06:11 Bare/bear, allowed/aloud, advice/advise, break/brake | Frequently confused words | Usage | Grammar

    Bare/bear, allowed/aloud, advice/advise, break/brake | Frequently confused words | Usage | Grammar

    494 views / 0 likes - added

    Learn to tell the differences between these eight frequently-confused words!

  • 02:36 Popular Prepositions Of Neither Space Nor Time | Prepositions | The Parts Of Speech | Grammar

    Prepositions Of Neither Space Nor Time | Prepositions | The Parts Of Speech | Grammar

    921 views / 0 likes - added

    Some prepositions describe relationships between people or things. These prepositions don’t include information about time or space. Watch the next lesson: https://www.khanacademy.org/the-preposition/e/common-prepositions Missed the previous lesson? Watch

  • 05:16 Popular Prepositions Of Time | Prepositions | The Parts Of Speech | Grammar

    Prepositions Of Time | Prepositions | The Parts Of Speech | Grammar

    1,315 views / 0 likes - added

    Some prepositions help describe moments in time. Learn more and enhance your powers of time wizardry! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/the-preposition/e/prepositions-about-time-and-space Watch the next lesson:

  • 05:10 Popular Prepositions Of Space | Prepositions | The Parts Of Speech | Grammar

    Prepositions Of Space | Prepositions | The Parts Of Speech | Grammar

    1,116 views / 0 likes - added

    Some prepositions help describe relationships between objects and their locations in space. David explains how! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/the-preposition/e/prepositions-about-time-and-space Watch the nex

  • 03:49 Popular Meet The Prepositions | Prepositions | The Parts Of Speech | Grammar

    Meet The Prepositions | Prepositions | The Parts Of Speech | Grammar

    1,060 views / 1 likes - added

    Prepositions help show us where things are in space and time. Practice this yourself on Khan Academy right now: http://www.khanacademy.org/the-preposition/e/meet-the-preposition Watch the next lesson: https://www.youtube.com/watch?v=96sojEZsKu8 The parts

  • 03:34 Popular Introduction To Agreement | Verbs | The Parts Of Speech

    Introduction To Agreement | Verbs | The Parts Of Speech

    791 views / 0 likes - added

    When you match up the subject of a sentence with a verb, it's called 'agreement'. Here's how it works! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/grammar-verbs/e/intro-to-verb-agreement M

  • 06:45 How to Fall Asleep FAST When You CAN'T Sleep! 12 Sleep Life Hacks!

    How to Fall Asleep FAST When You CAN'T Sleep! 12 Sleep Life Hacks!

    697 views / 10 likes - added

    WATCH NEXT: 24 Hours Locked in my Art Room! https://bit.ly/ArtRoom24Hours Best sleep hacks when you can't sleep! Life hacks to relax, destress & how to fall asleep FAST! Thanks to CVS for sponsoring this video S U B S C R I B E http://bit.ly/2cO2fGA D

  • 01:00 English Doesn't Make Sense

    English Doesn't Make Sense

    287 views / 0 likes - added

    The English language can be very complex and confusing when it comes to grammar rules.

  • 28:15 Pentatonix Google Hangout

    Pentatonix Google Hangout

    506 views / 0 likes - added

    Tune in as we have some BIG NEWS to share with you! If you have any questions you'd like us to answer. Add them below and we may just answer one of them.

  • 03:02 Popular Schoolhouse rock, Busy Prepositions

    Schoolhouse rock, Busy Prepositions

    771 views / 0 likes - added

    The relatively new original grammar cartoon that catchy and really helps you remember!

  • 05:40 BONUS: History of the apostrophe | The Apostrophe | Punctuation | Khan Academy

    BONUS: History of the apostrophe | The Apostrophe | Punctuation | Khan Academy

    467 views / 0 likes - added

    The apostrophe has a bizarre history, including being the name for something that's not really related to grammar at all. David, Paige, and special guest Jake explain. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/punctuation/the-a

  • 05:07 Popular Complex sentences | Syntax | Khan Academy

    Complex sentences | Syntax | Khan Academy

    779 views / 0 likes - added

    Complex sentences are simple sentences with dependent or subordinate clauses added to them. Paige and Rosie explain how to spot them and use them in this video. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/syntax/v/compound-comple

  • 04:11 Advanced (plural) possession | The Apostrophe | Punctuation | Khan Academy

    Advanced (plural) possession | The Apostrophe | Punctuation | Khan Academy

    563 views / 0 likes - added

    Paige and David talk about using apostrophes to show that something belongs to multiple people. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-apostrophe/e/advanved--plural--possesion Watch

  • 02:31 Choosing between its and it’s | The Apostrophe | Punctuation | Khan Academy

    Choosing between its and it’s | The Apostrophe | Punctuation | Khan Academy

    533 views / 1 likes - added

    David and Paige explain the meaning of two English words that look and sound very similar but act very different: _its_ and _it's_. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-apostrophe

  • 03:19 Popular Commas in space and time | The Comma | Punctuation | Khan Academy

    Commas in space and time | The Comma | Punctuation | Khan Academy

    827 views / 0 likes - added

    Learn how to use commas when writing addresses (in space) and dates (in time). Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/punctuation/the-comma/e/salutations--valedictions--dates--and-addresses Watch t

  • 07:04 Popular Dependent and independent clauses | Syntax | Khan Academy

    Dependent and independent clauses | Syntax | Khan Academy

    1,285 views / 0 likes - added

    Independent clauses can stand on their own as sentences, but dependent clauses can’t. We’ll take a closer look at what this means. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/syntax/e/dependent-and-independent-clauses Wat

  • 04:53 Subject-verb agreement | Syntax | Khan Academy

    Subject-verb agreement | Syntax | Khan Academy

    631 views / 0 likes - added

    Agreement is the art of making sure that sentence parts agree with one another; you want to make sure that your subjects and verbs match up. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/syntax/e/subject-verb-agreement Watc

  • 02:50 Exclamations | Syntax | Khan Academy

    Exclamations | Syntax | Khan Academy

    479 views / 0 likes - added

    An exclamation is a sentence that expresses great emotion! David and Paige covered declarative, interrogative, and imperative sentences; now they tackle a fourth type of sentence that ends in an exclamation mark. Find out more! Watch the next lesson: http

  • 04:14 Popular Compound-complex sentences | Syntax | Khan Academy

    Compound-complex sentences | Syntax | Khan Academy

    852 views / 0 likes - added

    Compound-complex sentences are compound sentences with dependent or subordinate clauses added to them. Paige and Rosie explain how to spot and use them. Practice this yourself on Khan Academy right now www.khanacademy.org/syntax/e/complex-and-compound-com

  • 02:51 Apostrophes and plurals | The Apostrophe | Punctuation | Khan Academy

    Apostrophes and plurals | The Apostrophe | Punctuation | Khan Academy

    465 views / 0 likes - added

    There is *one* extremely rare case in which we use apostrophes to make things plural. David and Paige, KA's resident grammarians, discuss this unusual case. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/p

  • 11:58 Origins Of The Cold War

    Origins Of The Cold War

    611 views / 0 likes - added

    KA's US History fellow Kim Kutz and Grammar fellow David Rheinstrom discuss the atmosphere in Europe after World War II that led to the start of the Cold War.

  • 03:32 Three types of sentence | Syntax | Khan Academy

    Three types of sentence | Syntax | Khan Academy

    643 views / 0 likes - added

    Three essential types of sentence are declarative sentences (which are statements), interrogative sentences (which are questions), and imperative sentences (which are orders). Join us as we give examples of each! Practice this yourself on Khan Academy rig

  • 05:05 Parallel structure | Syntax | Khan Academy

    Parallel structure | Syntax | Khan Academy

    660 views / 0 likes - added

    Parallel structure isn’t a set rule, but more of a stylistic choice: it helps sentence elements maintain a pattern. This is a very special episode because it’s Paige’s last video with us as a KA intern! We will miss having Paige as a contributor to the Gr

  • 04:19 Dangling modifiers | Syntax | Khan Academy

    Dangling modifiers | Syntax | Khan Academy

    595 views / 0 likes - added

    A modifying word or phrase “dangles” when it doesn’t apply to the word it’s supposed to modify. Learn how to spot and fix this problem! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/syntax/e/dangling-modifiers/ Watch the ne

  • 04:29 Popular Simple and compound sentences | Syntax | Khan Academy

    Simple and compound sentences | Syntax | Khan Academy

    926 views / 0 likes - added

    A simple sentence contains one independent clause. A compound sentence contains more than one! Put another way: a simple sentence contains a subject and a predicate, but a compound sentence contains more than one subject and more than one predicate. Pract

  • 04:07 Popular Pronoun-antecedent agreement | Syntax | Khan Academy

    Pronoun-antecedent agreement | Syntax | Khan Academy

    781 views / 0 likes - added

    An antecedent is “the thing that came before”. When you use a pronoun, it’s standing in for a word you used previously—that’s the antecedent. Join us as we demonstrate how to make sure that your pronouns and antecedents match up with one another: that’s c

  • 03:48 Recognizing fragments | Syntax | Khan Academy

    Recognizing fragments | Syntax | Khan Academy

    494 views / 0 likes - added

    A sentence fragment is a chunk of language that hasn’t made it all the way to being a working sentence; it might be missing a verb, or there might not be a subject. Learn how to turn a fragment into a sentence in this video! Practice this yourself on Khan

  • 04:38 Run-ons and comma splices | Syntax | Khan Academy

    Run-ons and comma splices | Syntax | Khan Academy

    604 views / 0 likes - added

    A run-on sentence doesn’t separate any of its independent clauses with the punctuation that it needs, and a comma splice incorrectly separates two independent clauses with a comma, instead of a comma-and-coordinating-conjunction. Practice this yourself on

  • 02:34 Subjects and predicates | Syntax | Khan Academy

    Subjects and predicates | Syntax | Khan Academy

    661 views / 0 likes - added

    A subject is the noun or pronoun-based part of a sentence, and a predicate is the verb-based part that the subject performs. Let’s explore how that works in context. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/syntax/e/id

  • 04:44 Popular Relative clauses | Syntax | Khan Academy

    Relative clauses | Syntax | Khan Academy

    752 views / 0 likes - added

    A relative pronoun is a word like “that” or “which” or “who”, so a relative clause is a clause that begins with a relative pronoun. In the sentence “The dragon who breathed blue fire has retired,” “who breathed blue fire” is a relative clause. Learn more

  • 05:57 Popular Phrases and clauses | Syntax | Khan Academy

    Phrases and clauses | Syntax | Khan Academy

    1,523 views / 0 likes - added

    A phrase is any collection of words that behaves like a part of speech, like a noun phrase (“my brother Stu”), an adjectival phrase (“in a different shade of blue”), or an adverbial phrase (“with elegance and tact”). A clause is any noun phrase plus a ver

  • 05:19 What do all languages have in common? - Cameron Morin

    What do all languages have in common? - Cameron Morin

    302 views / 1 likes - added

    Dig into Noam Chomskys theory of universal grammar and decide: are there universal grammar rules and are they hardwired into our brains?--Language is endlessly variable. Each of us can come up with an infinite number of sentences in our native language, a

  • 12:47 Popular ONLY PEOPLE WITH UNIQUE BRAINS WILL SOLVE THESE RIDDLES!

    ONLY PEOPLE WITH UNIQUE BRAINS WILL SOLVE THESE RIDDLES!

    1,206 views / 1 likes - added

    Only people with unique brains and vision will be able to solve these tricky riddles. Those who don't have (like me), will experience difficulties, but don't worry, these are the riddles with answers: 00:00 - Grammar quiz. This short grammar quiz will tes

  • 05:14 Popular Intensifiers And Adverbs Of Degree | Modifiers | The Parts Of Speech

    Intensifiers And Adverbs Of Degree | Modifiers | The Parts Of Speech

    998 views / 0 likes - added

    Words like 'very' and 'slightly' are examples of intensifiers and adverbs of degree. Here's how they work! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/the-modifier/e/intensifiers-and-adver

  • 06:51 Which Season Are You?

    Which Season Are You?

    683 views / 1 likes - added

    BuzzMoy Presents: Which Season Are You? Each of 4 seasons has its identifying effects on nature. We can also be broken down into groups according to our characteristics. Ever wonder which season matches your personality most? Let's find out which of the f

  • 06:44 BONUS VIDEO | Terminal Prepositions | Prepositions | The Parts Of Speech

    BONUS VIDEO | Terminal Prepositions | Prepositions | The Parts Of Speech

    543 views / 0 likes - added

    It's totally okay to end sentences with prepositions! David, Khan Academy's grammarian-in-chief, explains the history and the context behind this long-held grammar myth. Missed the previous lesson? Watch here: https://www.khanacademy.org/humanities/gramma

  • 04:43 Subject, direct object, and indirect object | Syntax | Khan Academy

    Subject, direct object, and indirect object | Syntax | Khan Academy

    664 views / 0 likes - added

    A subject is the noun phrase that drives the action of a sentence; in the sentence “Jake ate cereal,” Jake is the subject. The direct object is the thing that the subject acts upon, so in that last sentence, “cereal” is the direct object; it’s the thing J

  • 02:54 Popular BONUS: "FANBOYS," a mnemonic song | Conjunctions | Parts of speech| Khan Academy

    BONUS: "FANBOYS," a mnemonic song | Conjunctions | Parts of speech| Khan Academy

    1,577 views / 0 likes - added

    FANBOYS" is a mnemonic device you can use to help remember the coordinating conjunctions of English. Team Grammar made this video, figuring that we couldn't very well cover conjunctions without writing a song, now could we? If you're moved to make your ow

  • 04:34 What is a sentence? | Syntax | Khan Academy

    What is a sentence? | Syntax | Khan Academy

    565 views / 0 likes - added

    A sentence is a grammatically complete idea. All sentences have a noun or pronoun component called the subject, and a verb part called the predicate. David and Paige explore this division across several different example sentences. Watch the next lesson:

  • 02:35 Popular 6 Trick Questions your Friends will ALWAYS get wrong! (with answers)

    6 Trick Questions your Friends will ALWAYS get wrong! (with answers)

    1,490 views / 0 likes - added

    These are 6 awesome trick questions your friends will always get wrong! Guaranteed! :) I have picked these 6 funny brain teasers because I am sure that no-one would get them right when asked spontaneously. See for yourself, whether you will get the right

  • 03:45 Introduction to the possessive | The Apostrophe | Punctuation | Khan Academy

    Introduction to the possessive | The Apostrophe | Punctuation | Khan Academy

    608 views / 0 likes - added

    Apostrophes can help show when something belongs to someone. Paige and David explain how! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/the-apostrophe/e/introduction-to-the-possessive-case Watch the next lesson: https://www

  • 03:50 Adjectives and commas | Adjectives | Khan Academy

    Adjectives and commas | Adjectives | Khan Academy

    700 views / 1 likes - added

    When using more than one adjective, sometimes you put a comma between them and sometimes you don't. Learn how to tell when you need a comma in this video! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/the-modifier/e/commas-

  • 01:53 Popular How to Divide Fractions

    How to Divide Fractions

    882 views / 0 likes - added

    Watch more Basic Math Skills videos: http://www.howcast.com/videos/262765-How-to-Divide-Fractions Math can be scary, but don't give up. Follow these simple steps, and soon you'll be dividing fractions like a pro. Step 1: Write the problem Write out the fi

  • 01:51 Possession for words ending in “s” | The Apostrophe | Punctuation | Khan Academy

    Possession for words ending in “s” | The Apostrophe | Punctuation | Khan Academy

    512 views / 0 likes - added

    Do words that end in "s" still need _'s_ to show possession? David and Paige explain! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/the-apostrophe/e/introduction-to-the-possessive-case Watch the next lesson: https://www.kha

  • 03:36 Popular Introduction to contractions | The Apostrophe | Punctuation | Khan Academy

    Introduction to contractions | The Apostrophe | Punctuation | Khan Academy

    940 views / 1 likes - added

    Apostrophes are great at standing in for missing letters, allowing us to shorten words. Paige and David discuss contractions and the Principle of Least Effort. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/the-apostrophe/e/

  • 08:16 How Close Are We to Talking With Animals?

    How Close Are We to Talking With Animals?

    572 views / 0 likes - added

    We know about apes learning sign language, but what about dolphins typing on an underwater keyboard? Or A.I. machines translating prairie dog chirps? We want to answer how close we are to conversing with the animal kingdom. How Close Are We: Season 2 - ht

  • 08:03 Why You Can't Name A File CON In Windows

    Why You Can't Name A File CON In Windows

    253 views / 0 likes - added

    The short answer is "backwards compatibility". The long answer is... well, it's the rest of this video.MORE BASICS: https://www.youtube.com/playlist?list=PL96C35uN7xGLLeET0dOWaKHkAlPsrkchaWritten with Sean Elliott https://twitter.com/SeanMElliott/Graphics

  • 01:49 What was the Biggest Empire in History?

    What was the Biggest Empire in History?

    224 views / 0 likes - added

    In this video, I set out to answer what was the biggest empire in history. To answer this question you have to first define how you're measuring "biggest". I tried my best to create this video. Hopefully, the next video will be better. Music: Desert City

  • 01:00 How bikes *actually* work

    How bikes *actually* work

    41 views / 0 likes - added

    Why are bicycles stable? The most common answer is gyroscopic effects, but this is not right.

  • 03:34 UNICORNS ARE REAL - BELIEVE **This is a DRAWING from LIFE**

    UNICORNS ARE REAL - BELIEVE **This is a DRAWING from LIFE**

    510 views / 4 likes - added

    Female, male or just a Unicorn? Name? Answer the polls and LIKE if you BELIEVE in Unicorns

  • 00:48 The ring on a chain trick

    The ring on a chain trick

    96 views / 0 likes - added

    For the answer: https://youtu.be/K-Fc08X56R0?t=228

  • 51:15 Popular Khan Academy Live: SAT Writing

    Khan Academy Live: SAT Writing

    725 views / 0 likes - added

    Need help with SAT writing? Join Eric, one of Khan Academy’s SAT experts, for a live SAT writing class Tuesday, May 30 at 7 pm ET/4pm PT. It’s free! Eric will walk through key grammar concepts like subject-verb agreement and sentence punctuation. Can’t ma

  • 01:00 Adorable Kai on Being a Superhero

    Adorable Kai on Being a Superhero

    616 views / 0 likes - added

    The 4-year-old who takes "adorable" to the next level told Ellen about what he would want his superpower to be. Brace yourself for this answer.

  • 02:16 How Do We Measure the Distance to Stars?

    How Do We Measure the Distance to Stars?

    429 views / 0 likes - added

    The answer lies in the tiny shifts we see in a star's position as Earth revolves around the sun.

  • 10:43 What's Under Your Hood? (1973)

    What's Under Your Hood? (1973)

    324 views / 0 likes - added

    Uses model engine, animation and simple narration to answer questions about the major automobile parts and how and why they do function.

  • 01:16 Is the Secret to Longevity in Our Genes or Lifestyle?

    Is the Secret to Longevity in Our Genes or Lifestyle?

    196 views / 0 likes - added

    Is the secret to longevity in our genes or is it our lifestyle? The answer is a bit complicated. AmazeLabs Johana Restrepo has more.

  • 08:12 Why You Should Turn On Two Factor Authentication

    Why You Should Turn On Two Factor Authentication

    347 views / 0 likes - added

    The short answer is: "because it'll make things more secure". The long answer involves Ronald Reagan. MORE BASICS: https://www.youtube.com/playlist?list=PL96C35uN7xGLLeET0dOWaKHkAlPsrkchaWritten with Sean Elliott https://twitter.com/SeanMElliott/ Camera b

  • 03:15 Where Did All the Gold in the Universe Come From?

    Where Did All the Gold in the Universe Come From?

    64 views / 0 likes - added

    For a long time, no one knew how "heavy metals" formed--or showed up on Earth. Now, some new evidence finally points the way to an answer.

  • 02:34 Does the Universe Have a Purpose? feat. Neil deGrasse Tyson

    Does the Universe Have a Purpose? feat. Neil deGrasse Tyson

    514 views / 0 likes - added

    Neil deGrasse Tyson was asked by the Templeton Foundation to answer the question "Does the Universe Have a Purpose". Then he read his answer aloud and I drew some pictures for it. http://www.templeton.org/purpose/ You can buy MinutePhysics T-shirts at htt

  • 00:57 Slinky Drop

    Slinky Drop

    241 views / 0 likes - added

    What happens when a slinky that has been extended under its own weight is released? How does it fall to the ground? Answer link: http://www.youtube.com/watch?v=eCMmmEEyOO0

  • 02:17 The Photon Clock Challenge | Space Time | PBS Digital Studios

    The Photon Clock Challenge | Space Time | PBS Digital Studios

    556 views / 0 likes - added

    What time is it??? ...And be sure to pre-order a Space Time t-shirt: http://dftba.com/spacetime Rules: please give an explanation for your answer! Also, if you give an answer in the comments here you'll be disqualified. Tweet at us! @pbsspacetime Facebook

  • 04:39 How to make an Anti gravity suspension structure? - is Tensegrity structure.

    How to make an Anti gravity suspension structure? - is Tensegrity structure.

    485 views / 0 likes - added

    Like and Subscribe. Answer to your question: https://youtu.be/gSBuc2VZD3k (explained)

  • 03:58 SPOOL RIDDLE - Which way will it roll?

    SPOOL RIDDLE - Which way will it roll?

    651 views / 0 likes - added

    Can you answer the spool riddle? Special guest Anne Wojcicki joins Physics Girl for the answer(s?!) to the hiker riddle and to hear the next riddle in the series. First Video: https://youtu.be/BnxG0RqP080 Creator: Dianna Cowern Editor: Jabril Ashe Animato

  • 00:57 A card trick that always works - Reason Why!

    A card trick that always works - Reason Why!

    54 views / 1 likes - added

    This card trick always works and the answer is explained here.

  • 05:21 Are Elvish, Klingon, Dothraki And Na'vi Real Languages? - John McWhorter

    Are Elvish, Klingon, Dothraki And Na'vi Real Languages? - John McWhorter

    674 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/are-elvish-klingon-dothraki-and-na-vi-real-languages-john-mcwhorter What do Game of Thrones' Dothraki, Avatar's Na'vi, Star Trek's Klingon and LOTR's Elvish have in common? They are all fantasy constructed langu

  • 04:49 MIND-BOGGLING HIKER RIDDLE ft Anne Wojcicki

    MIND-BOGGLING HIKER RIDDLE ft Anne Wojcicki

    556 views / 0 likes - added

    Check back tomorrow for the hiker riddle answer & for the next riddle! Try Skillshare at http://skl.sh/physicsgirl I ask Anne Wojcicki, founder and CEO of 23andMe to answer some logic and physics riddles. Yes, it's mean and fun. By the way, Physics Girl h

  • 02:25 The New York Public Library Has a Human Google

    The New York Public Library Has a Human Google

    456 views / 0 likes - added

    At the New York Public Library, you can call a librarian who will answer any researchable question you might have. The help-line has been around for over 40 years, and to this day it receives more than 30,000 calls a year. Need to know the color of an arc

  • 05:56 Tricky Spool Riddle SOLUTION - ft Anne Wojcicki

    Tricky Spool Riddle SOLUTION - ft Anne Wojcicki

    619 views / 0 likes - added

    How did you answer the spool riddle? Try SquareSpacepace at http://squarespace.com/physicsgirl Special guest Anne Wojcicki, entrepreneur, biologist and CEO of 23andMe, joins Physics Girl for the answer(s?!) to the spool riddle and for a genetics riddle! F

  • 00:28 Falling ladders - why does this happen?

    Falling ladders - why does this happen?

    117 views / 0 likes - added

    What happens when a chain ladder lands on a table? Great video and concept by Andy Ruina. Let me know if you want me to post a follow up explaining the answer.

  • 03:14 My Dog Answers Fan Questions

    My Dog Answers Fan Questions

    652 views / 3 likes - added

    My Dog Answers Fan QuestionsTucker answer's your questions. The fans chimed in and asked the questions and now Tucker goes through and answers the best of the best!Want Tucker to answer your question? Leave a comment below!What was your favorite part?TUCK

  • 15:03 How Many Slaps does it Take to Cook a Chicken?

    How Many Slaps does it Take to Cook a Chicken?

    222 views / 0 likes - added

    How many slaps does it take to cook a chicken? I built a chicken slapper robot to find out. Man has pondered this question for ages, or at least for the past couple years. Ever since someone asked this question on reddit, numerous youtube channels have so

  • 04:21 Do we think differently in different languages? | BBC Ideas

    Do we think differently in different languages? | BBC Ideas

    439 views / 0 likes - added

    There are more than 7,000 languages in the world so does that mean there are more than 7,000 ways of seeing it? The Whorfian hypothesis is the idea that the language we speak affects the way we think and even how we see and structure the world around us.

  • 05:02 Popular Sesame Street: The Triangle Is Right!

    Sesame Street: The Triangle Is Right!

    889 views / 0 likes - added

    And now it's time to play America's favorite game show, The Triangle is Right, where the answer to every answer is triangle! Here's your host, Guy Smiley! Take it away Guy! Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_c

  • 01:01 A card trick that always works. How to do it.

    A card trick that always works. How to do it.

    39 views / 0 likes - added

    This card trick always works. Watch the related why video for the answer to how it works.

  • 35:27 SCIENCE CLASS #1- WHY Does Helium Make Your Voice Higher?

    SCIENCE CLASS #1- WHY Does Helium Make Your Voice Higher?

    330 views / 0 likes - added

    Live stream with demos your brain will enjoy where we answer a basic question every time.Does farting make you weigh more or less?!?! Place your guess and give me feedback too- https://forms.gle/gqNw9Ht83Vzo2va4A

  • 07:32 Teaching Casey Neistat how to hold his breath

    Teaching Casey Neistat how to hold his breath

    289 views / 0 likes - added

    Having mastered the skill of holding his own breath underwater, David Blaine meets up with some friends to teach them his methods. Check out Ascension now: https://www.youtube.com/watch?v=QwzvNAAqH3g FOLLOW DAVID BLAINE Instagram: https://www.instagram.co

  • 05:46 Jumping out of a plane 500 times

    Jumping out of a plane 500 times

    304 views / 0 likes - added

    David earns his professional skydiving license to prepare for Ascension. Five hundred jumps and a few rough landings later, he’s ready to go. Check out Ascension now: https://www.youtube.com/watch?v=QwzvNAAqH3g FOLLOW DAVID BLAINE Instagram: https:/

  • 04:07 The Oxford Comma's Unlikely Origin

    The Oxford Comma's Unlikely Origin

    514 views / 0 likes - added

    Oxford commas are the world's most controversial punctuation mark — but where did they come from? Vox's Phil Edwards explored the history... Subscribe to our channel! http://goo.gl/0bsAjO The Oxford comma is a grammar geek's obsession, and it turns out to

  • 13:50 Popular MIXED BRAIN TEASERS WITH ANSWERS TO TEST YOUR BRAIN FITNESS

    MIXED BRAIN TEASERS WITH ANSWERS TO TEST YOUR BRAIN FITNESS

    1,134 views / 2 likes - added

    It's time to test how fit your brain is! These mixed brain teasers will test all sides and levels: 00:14 - Cool quiz questions If you can pass these cool quiz questions, you're on the same page with the new generation! A hint from me: these cool riddles a

  • Electric fields elicit ballooning in spiders

    Electric fields elicit ballooning in spiders

    167 views / 0 likes - added

    The aerodynamic capabilities of spiders have intrigued scientists for hundreds of years, biologists from the University of Bristol believe they have found the answer...Paper: Current Biology, Electric fields elicit ballooning in spiders. Erica L. Morley a

  • 09:39 Spring potential energy example (mistake in math)

    Spring potential energy example (mistake in math)

    487 views / 0 likes - added

    A spring, a frozen loop-d-loop and more! (See if you can find the mistake I made and get the right answer!) More free lessons at: http://www.khanacademy.org/video?v=P3QV9ktuYlQ

  • 09:10 Popular Pulsar Starquakes Make Fast Radio Bursts? + Challenge Winners! | Space Time | PBS Digital Studios

    Pulsar Starquakes Make Fast Radio Bursts? + Challenge Winners! | Space Time | PBS Digital Studios

    704 views / 0 likes - added

    Get your own Space Time t-shirt at http://bit.ly/1QlzoBi Tweet at us! @pbsspacetime Facebook: facebook.com/pbsspacetime Email us! pbsspacetime [at] gmail [dot] com Comment on Reddit: http://www.reddit.com/r/pbsspacetime Fast Radio Bursts were puzzling phy

  • 04:26 "Why Should We Go To Mars?"

    "Why Should We Go To Mars?"

    227 views / 0 likes - added

    Dr. Robert Zubrin with a brilliant answer to why we should go to mars.Watch the full talk here: https://www.youtube.com/watch?v=EKQSijn9FBs

  • 10:02 Popular Language: Crash Course Psychology #16

    Language: Crash Course Psychology #16

    886 views / 0 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.

  • 03:07 Popular The First Female African American Pilot

    The First Female African American Pilot

    759 views / 4 likes - added

    Bessie Coleman wanted to fly, and she wouldn't take no for an answer. As the first African American woman with a pilot's license, she proved her skill as a stunt pilot.

  • 11:27 Popular Can Genes Make You Good at Sports? ft Rebel FC | Earth Lab

    Can Genes Make You Good at Sports? ft Rebel FC | Earth Lab

    716 views / 1 likes - added

    Dom Burgess looks at the genetics behind great football players and tries to answer whether nature or nurture is more helpful to succeed in sports. Subscribe: http://bit.ly/SubscribeToEarthLab All the best Earth Lab videos http://bit.ly/EarthLabOriginals

  • 06:26 Science of a Rocket Launch: How do Rockets Work?

    Science of a Rocket Launch: How do Rockets Work?

    610 views / 0 likes - added

    You may have seen amazing pictures of rockets blasting off from the ground leaving a vast cloud of smoke in their wake, but do you know what those rockets actually are? What are they made of? How are they launch? How do they reach the space? And the most

  • 06:02 Popular Math, When Are You Going To Use It?

    Math, When Are You Going To Use It?

    914 views / 0 likes - added

    If you're in or went to high school, you're familiar with the phrase "When am I ever going to use this?" when talking about pretty much anything you learn in math class. This is the answer to that question. The real answer, not something like "one day a s

  • 03:36 Popular Why 10 Daily Tons of Ant Poop Keep This Rainforest Thriving

    Why 10 Daily Tons of Ant Poop Keep This Rainforest Thriving

    1,032 views / 4 likes - added

    The soil in the rainforests of Barro Colorado is packed with nutrients, but where does it come from? The answer lies high up in the canopy, where a remarkable, prolific species of nest-building ants drops its waste. From: MYSTERIES OF THE RAINFOREST http:

  • 06:48 Popular Balancing Soda Bottle Collection // Homemade Science with Bruce Yeany

    Balancing Soda Bottle Collection // Homemade Science with Bruce Yeany

    754 views / 0 likes - added

    Some new versions of the traditional balancing soda bottles or wine bottles with the slanted board. How does the bottle manage to defy gravity and remain precariously balanced by just it's neck. The answer is to support under it's center of gravity.

  • 11:58 Why you should make useless things | Simone Giertz

    Why you should make useless things | Simone Giertz

    483 views / 1 likes - added

    In this joyful, heartfelt talk featuring demos of her wonderfully wacky creations, Simone Giertz shares her craft: making useless robots. Her inventions -- designed to chop vegetables, cut hair, apply lipstick and more -- rarely (if ever) succeed, and tha

  • 16:17 Popular A Lab The Size Of A Postage Stamp - George Whitesides

    A Lab The Size Of A Postage Stamp - George Whitesides

    815 views / 1 likes - added

    Traditional lab tests for disease diagnosis can be too expensive and cumbersome for the regions most in need. George Whitesides' ingenious answer is a foolproof tool that can be manufactured at virtually zero cost. (Filmed at TEDxBoston.) Talk by George W

  • 2:58:29 David Blaine Ascension

    David Blaine Ascension

    335 views / 0 likes - added

    Have you ever had a dream so vivid you knew it had to be real? Watch Ascension free with ads or get YouTube Premium to watch ad-free with exclusive bonus footage. Learn more at: https://support.google.com/youtube/answer/6358146 Check out YouTube Premium a

  • Solving the mysteries of how wildfires spread

    Solving the mysteries of how wildfires spread

    294 views / 1 likes - added

    Once wildfires start, one of the ways they spread is through firebrandshot embers that blow into unburned areas. It happens quite often, yet theres a lot we still dont know about how firebrands work. To try to answer some of those questions, an Oregon eng

  • 02:03 Gravitational Lensing Theory Explained | Earth Lab

    Gravitational Lensing Theory Explained | Earth Lab

    399 views / 0 likes - added

    How does matter affect light? Physics has the answer. Subscribe: http://bit.ly/SubscribeToEarthLab All the best Earth Lab videos http://bit.ly/EarthLabOriginals Best of BBC Earth videos http://bit.ly/TheBestOfBBCEarthVideos The Doctors Are In The House ht

  • 06:03 Popular 10 Trick Questions your friends will ALWAYS get Wrong!! (with answers)

    10 Trick Questions your friends will ALWAYS get Wrong!! (with answers)

    2,309 views / 1 likes - added

    These are 10 awesome trick questions your friends will always get wrong! Guaranteed! :) I have picked these 10 funny brain teasers because I am sure that no-one would get them right when asked spontaneously. See for yourself, whether you will get the righ

  • 03:05 Giant Forest Xylophone Plays Bach

    Giant Forest Xylophone Plays Bach

    660 views / 1 likes - added

    A giant forest xylophone plays Bach in this cool Japanese commercial. ドコモのサイトでステキな映像発見。 TOUCHWOOD SH-08C http://answer.nttdocomo.co.jp/touchwood/

  • Potato straw - with a difference

    Potato straw - with a difference

    188 views / 0 likes - added

    Hos do you push a paper straw through a solid uncooked potato? Rob has the answer, and it's all to do with air pressure.SUBSCRIBE NOWhttp://www.youtube.com/subscription_center?add_user=CuriosityShowCONNECT WITH CURIOSITYFacebook http://www.facebook.com/Cu

  • 13:53 Popular 15 BRAIN TEASERS AND RIDDLES THAT WILL CONFUSE YOUR MIND

    15 BRAIN TEASERS AND RIDDLES THAT WILL CONFUSE YOUR MIND

    2,028 views / 2 likes - added

    These tricky brain teasers for adults and riddles for kids will confuse your brain to the absolute max and will nicely work out your logic: 00:14 - Survival riddle - Tricky brain games A tricky brain game or a survival riddle where you have only one chanc

  • 01:36 How the Desert Oryx Stops Its Brain From Frying

    How the Desert Oryx Stops Its Brain From Frying

    511 views / 0 likes - added

    How does the desert-dwelling oryx survive a body temperature that would kill other mammals? The answer lies in a panting mechanism that lowers the temperature of the blood in its head. From: AFRICA'S WILD HAVENS: Camelthorn Tree http://bit.ly/2ccWuxG

  • 11:13 Popular 14 Riddles Even Your Parents Can't Solve

    14 Riddles Even Your Parents Can't Solve

    830 views / 2 likes - added

    Our Amazon shop for unique and stylish Bright Side MERCH (US only for now): http://amzn.to/3tkGbpYFunny thing about riddles: yes, they boost your logic and train your brain to think outside the box, make analytical connections, and solve problems even bet


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