Search Results: "recycling symbol numbers"

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04:10 Popular
What Are The Four New Elements On The Periodic Table?

1,821 views / 0 likes - added 8 years ago

Groups of scientists from all over the world created four new elements, but they only exist for a short time and only in a lab. So what can these elements do? The Periodic Table of Elements: An Origin Story ►►►► http://bit.ly/1VJxgqY Sign Up For The TestT
08:33
How Bricks Made From Milk Cartons Can Help Typhoon Victims | World Wide Waste | Business Insider

236 views / 0 likes - added 1 year ago

One of the world's largest carton manufacturers is trying to reclaim some of the 192 billion containers it makes every year. It's working with Thai schoolchildren to turn milk cartons into bricks and roofing sheets that can benefit victims of natural disa
02:52
Why One Japanese Company Is Turning Baseball Bats Into Chopsticks

487 views / 0 likes - added 5 years ago

What happens after baseball season is through? Hyogoo Uratani isn’t letting the broken bats go to waste—he’s turning them into chopsticks at his manufacturing company, Hyozaemon. One broken bat can yield four or five sets of chopsticks, and money from the
21:39 Popular
3 PSYCHIC MIND READING TRICKS! *Revealed*

951 views / 7 likes - added 6 years ago

How to Read Minds! How to Prank Video: https://youtu.be/9RvIFyYRS2E 3 Amazing Psychic Mind Reading Magic Tricks Revealed! In this episode of How To Magic, Evan Era teams up with Dennis Roady from How To Prank and shows us some awesome ESP Mind Tricks You
I turn a Stainless Bolt into a Combination Lock

124 views / 0 likes - added 2 years ago

In this video i'm turning a stainless steel bolt into a nice little combination lock.I was always fascinated by those antique combination locks. I really like the design of them. A few weeks ago I bought one from eBay, but it turned out to be a cheap fake
03:33 Popular
Can You Solve This Intelligence Test? Viral Facebook Puzzle

743 views / 0 likes - added 7 years ago

If 6 + 4 = 210, and 9 + 2 = 711, what is the rule to combine numbers? This "intelligence test" has been shared more than 3 million times on Facebook. On Twitter people claim solving it means you have an IQ of more than 150 (genius level). In this video I
06:24
Sneakers Made With Plastic Bags Cost $100 | World Wide Waste

230 views / 0 likes - added 2 years ago

Thaely, a new footwear company, gets its name from the Hindi word for plastic bags. The company says every pair of Y2K Pro sneakers contains 10 bags and 12 bottles. Founder Ashay Bhave, 23, says his business is already profitable.See more here: https://th
04:25
Spinning seeds inspire floating electronics - and monitor the atmosphere

116 views / 0 likes - added 2 years ago

Spinning seeds falling from trees have inspired tiny electronic devices that float through the air. These 'circuit chips with wings' fall slowly and stably and can carry a whole host of electronic components such as sensors and antennae for wireless commu
09:20
How A Vest Turned Patagonia Into A Billion-Dollar Brand

265 views / 0 likes - added 3 years ago

The Patagonia Better Sweater Fleece Vest is by far one of the brands most popular products. Its also one of its most divisive. Over the last five years, the vest became a must-have accessory for Wall Street workers in Manhattans financial district to tech
04:13
What is a P-Value and Why Does it Matter?

456 views / 0 likes - added 6 years ago

Science's most important (and controversial) number has its origins in a British experiment involving milk and tea. NOVA on Facebook: https://www.facebook.com/NOVAonline NOVA on Twitter: @novapbs NOVA on Instagram: @novapbs PRODUCTION CREDITS Digital Prod
05:42
The real reason American health care is so expensive

630 views / 0 likes - added 6 years ago

Hint: single-payer won’t fix America’s health care spending. Subscribe to our channel! http://goo.gl/0bsAjO Americans don't drive up the price by consuming more health care. They don't visit the doctor more than other developed countries: http://internati
10:24
Alphamagic vs Letterwise Magic Squares

534 views / 0 likes - added 7 years ago

Behold! Another slightly disappointing magic square. Free tickets for my patreon supporters! https://www.patreon.com/posts/free-tickets-to-9603456 Pre-Order the DVD/download: https://shop.festivalofthespokennerd.com/collections/frontpage/products/58b6b63a
02:06
Scoreboards | How It's Made

409 views / 0 likes - added 5 years ago

In every sport, fans need to know the score. In the early days, score keepers climbed ladders to scrawl numbers onto a chalkboard. Stream Full Episodes of How It's Made: https://www.sciencechannel.com/tv-shows/how-its-made/ Subscribe to Science Channel: h
31:33
The Oldest Unsolved Problem in Math

72 views / 0 likes - added 3 months ago

Do odd perfect numbers exist? Head to https://brilliant.org/veritasium to start your free 30-day trial, and the first 200 people get 20% off an annual premium subscription.If youre looking for a molecular modeling kit, try Snatoms, a kit I invented where
05:20 Popular
Order Of Operations: PEMDAS | Arithmetic Properties | Pre-Algebra | Khan Academy

1,916 views / 0 likes - added 8 years ago

Work through another challenging order of operations example with only positive numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/order-of-operations/order_of_operations/e/order_of_operations
04:50 Popular
The Mathematical Secrets Of Pascal’s Triangle - Wajdi Mohamed Ratemi

1,742 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-mathematical-secrets-of-pascal-s-triangle-wajdi-mohamed-ratemi Pascal’s triangle, which at first may just look like a neatly arranged stack of numbers, is actually a mathematical treasure trove. But what abo
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04:33 Popular
Multiplying Negative And Positive Fractions | Fractions | Pre-Algebra | Khan Academy

884 views / 0 likes - added 8 years ago

See examples of multiplying and dividing fractions with negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/multiplying-fractions-pre-alg/e/multiplying_fractions?utm_
05:55 Popular
"Impossible" Logic Puzzle - How Many Liars Are At The Party?

812 views / 0 likes - added 7 years ago

A party has 100 people who are either liars are truth tellers. Liars always lie and truth tellers always say the truth. After the party you ask each person, "How many truth tellers did you shake hands with?" Each person gives a different answer from 0 to
04:41
The Dead Are Supposed To Glow. Why Can't We See It?

87 views / 0 likes - added 1 year ago

What do , , and - have in common?Check out the SENS Research Foundation and the amazing work they do! Learn more about the SENS Research Foundation's End of Year Fundraiser here - https://www.sens.org/eoy2022/SENS Website: https://bit.ly/SENSLNSENS Intro:
03:38 Popular
Math Patterns Example 1 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

720 views / 0 likes - added 8 years ago

Part of our exploration of math is learning to identify patterns among numbers. Can you see the pattern in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/math-patterns?utm_source=YT&utm_mediu
04:00 Popular
Finding Factors And Multiples | Factors And Multiples | Pre-Algebra | Khan Academy

1,646 views / 1 likes - added 8 years ago

To find the factors of a number means to find all the whole numbers that the number in question is divisible by. Can you help us find the factors in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math
02:28 Popular
How To Visualize One Part Per Million

909 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/how-to-visualize-one-part-per-million-kim-preshoff-the-ted-ed-community “Parts per million” is a scientific unit of measurement that counts the number of units of one substance per one million units of another.
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17:39
I Tried Garbage Collection

70 views / 0 likes - added 8 months ago

A portion of this video is sponsored by Google. Download my workout app https://MKfit.coINSTAGRAM https://www.instagram.com/michellekhareTWITTER https://twitter.com/MichelleKhareDISCORD https://discord.gg/FCMYanYAvjSPECIAL THANKS:The City of San Diegos En
09:45 Popular
Simplifying Radicals | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,589 views / 1 likes - added 8 years ago

Using exponent rules to simplify radicals or square roots Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/radical-radicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm
04:17 Popular
Introduction To Area And Unit Squares | Measurement | Pre-Algebra | Khan Academy

1,603 views / 0 likes - added 8 years ago

Cover figures with square units to find their area. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/measurement/area-basics/e/measuring-area-with-unit-squares?utm_source=YT&utm_medium=Desc&utm_campa
14:13
Astro Alchemy: Where Rare Elements Come From

39 views / 0 likes - added 3 months ago

How do you make gold? Simply bombard a nucleus with countless neutrons before it can decay.Special Thanks to Prof. Rob Jeffries from the Keele Astrophysics Group for his expertise in this area. Further reading:r-process nucleosynthesis and kilonovae from
05:50
The first aviation disaster caught on film

392 views / 1 likes - added 5 years ago

A routine press photo-op in 1937 ended up recording the explosion of the greatest airship ever built. Become a member of the Vox Video Lab! http://bit.ly/video-lab Special thanks to David Fowler, who generously allowed us to use his drawing of the plan of
08:46
How to Draw a Gnome Easy

481 views / 0 likes - added 1 year ago

Learn How to Draw a cute Garden Gnome, a symbol of Good Luck with flowers, mushrooms and watering can scenery. Easy step by step cartoon kawaii drawing. #drawsocute Draw So Cute Merchandise: https://www.youtube.com/channel/UC3dEvA1is6-0_yuei9iCdEw/store S
24:47
It's Earth Day! We explain the history of the environmental event | Nightly News: Kids Edition

92 views / 0 likes - added 1 year ago

It's Earth Day! We explain the history of the environmental event, what pollution is and what you can do to protect our planet, like recycling. Another thing that might help? Composting! We'll show you a program teaching students how to turn food waste in
08:11
The mistake that toppled the Berlin Wall

423 views / 1 likes - added 4 years ago

One of the Cold War's biggest moments began at a routine press conference.Become a Video Lab member! http://bit.ly/video-labThe fall of the Berlin Wall has a lot of memorable moments: US President Ronald Reagans declaration to tear down this wall; David H
07:09
Make A Funny Christmas Tree Cutout

158 views / 0 likes - added 6 months ago

Hey there, art friends! In today's video, join Hadley and me as we dive into the festive season with a super fun and easy craft - the "Funny Christmas Tree Cutout"! This lesson is perfect for adding a little extra joy to your Christmas decorations. First,
09:14
EASY MULTIPLICATION STRATAGY | LATTICE MULTIPLICATION | EASY FOR KIDS

332 views / 0 likes - added 3 years ago

Lattice multiplication is also known as the Italian method, Chinese method, Chinese lattice, gelosia multiplication, sieve multiplication, shabakh, diagonally or Venetian squares, is a method of multiplication that uses a lattice to multiply two multi-dig
04:07
Globular springtails jump and spin faster than any animal on earth?!

286 views / 0 likes - added 3 years ago

Globular springtails have been out in big numbers this year, so we've been bringing them into the lab and filming their jumps in slow motion, describing how they might be jumping and spinning faster than any other animal on earth!References:- Leafhopper j
14:05
How to Draw 2024 Happy New Year Number Lore

49 views / 0 likes - added 4 months ago

Learn How to Draw and Color cute 2024 numbers New Years celebration inspired by Number Lore. Easy step by step cartoon kawaii bubble Numbers art. #2024newyear Please SUBSCRIBE at: https://www.youtube.com/channel/UC3dEvA1is6-0_yuei9iCdEw Hi Cuties and Welc
06:47
How Does a Quantum Computer Work?

299 views / 0 likes - added 3 years ago

For more on spin, check out: http://youtu.be/v1_-LsQLwkAThis video was supported by TechNYou: http://bit.ly/19bBX5GA quantum computer works in a totally different way from a classical computer. Quantum bits or 'qubits' can exist in a superposition state o
09:51
This Superheavy Atom Factory Is Pushing the Limits of the Periodic Table

348 views / 0 likes - added 4 years ago

As we push the Periodic Table of the Elements further and further into the unknown, its familiar columns and rows are threatening to crumble. Whats next for this science icon?Videos of the Flerov Lab courtesy of the JINR video portal - https://www.youtube
05:59 Popular
How Computers Work: Binary & Data

789 views / 0 likes - added 5 years ago

You'll hear that everything's "1s and 0s" in a computer, but what does that mean? Find out how computers represent numbers, words, images, and sound. Start learning at http://code.org/ Stay in touch with us! • on Twitter https://twitter.com/codeorg • on F
06:21
Can planes be made greener? | BBC Ideas

51 views / 0 likes - added 4 months ago

As passenger numbers continue to grow, making planes green is a huge challenge. Can air travel be made more sustainable?Made by Costanza Gambarini, in partnership with the@royalsociety. Subscribe to BBC Ideas https://bbc.in/2F6ipav________________________
02:06
Basic Addition

676 views / 0 likes - added 8 years ago

Learn basic addition! Learning how to add has never been this easy! Check out my other related videos. Adding Large numbers - https://www.youtube.com/watch?v=vjMo92dR7Ds Basic Subtraction - https://www.youtube.com/watch?v=oehosQVanPI Basic Mutiplication -
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03:59 Popular
The Lava Lamps That Help Keep The Internet Secure

881 views / 2 likes - added 6 years ago

At the headquarters of Cloudflare, in San Francisco, there's a wall of lava lamps: the Entropy Wall. They're used to generate random numbers and keep a good bit of the internet secure: here's how. Thanks to the team at Cloudflare - this is not a sponsored
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01:01
Cute furry baby rhino is great news for a critically endangered species | CBC Kids News

200 views / 0 likes - added 2 years ago

A Sumatran rhino calf born in Indonesia is great news for the critically endangered species. Sumatran rhinos are the smallest (and furriest) rhino species in the world, and their numbers have declined dramatically in recent decades. Captive breeding effor
04:10 Popular
Basic Multiplication

836 views / 0 likes - added 8 years ago

Learn basic multiplication! Multiplying has never been this easy! Check out my other related videos. Multiplication of large numbers - http://www.youtube.com/watch?v=KiI4eZCGTLM Basic Division - https://www.youtube.com/watch?v=biwYDuCHwXo Basic Addition -
06:44 Popular
Math Antics - Convert any Fraction to a Decimal

1,873 views / 2 likes - added 9 years ago

http://www.mathantics.com Here is the video mentioned about converting Base-10 fractions: http://www.youtube.com/watch?v=_jcW-ZgpRbM Here is the video mentioned about decimal numbers: http://www.youtube.com/watch?v=Mst8iZjIpFE And here is the video mentio
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01:13 Popular
Counting In Pictures | Counting | Early Math | Khan Academy

758 views / 0 likes - added 8 years ago

Learn how to count the number of objects you see in pictures. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-count-object-topic/e/counting-in-scenes?utm_so
15:22
Optimization - Maximum Volume Of Box

641 views / 0 likes - added 8 years ago

Optimization is explained completely in this calculus video. I also provided the links for my other optimization videos as well. Optimization - "minimum fence required" example https://www.youtube.com/watch?v=kV3K4Ppz6fw Optimization - "Minimum sum of two
11:39
Optimization - Maximum Profit

582 views / 0 likes - added 8 years ago

Optimization is explained completely in this calculus video. In this example we maximize profit using optimization. I also provided the links for my other optimization videos as well. Optimization - "minimum fence required" example https://www.youtube.com
00:59
Algae-power: a natural energy supply

154 views / 0 likes - added 1 year ago

Read the full story here:https://bit.ly/AlgaeComputingScientists have managed to power a microprocessor continuously for a year using ALGAE! The new system has potential as a renewable way to power large numbers of small devices as part of the Internet of
11:51 Popular
Optimization - Calculus

746 views / 0 likes - added 8 years ago

Optimization is explained completely in this calculus video. I also provided the links for my other optimization videos as well. Optimization - "minimum sum of two numbers" example https://www.youtube.com/watch?v=WJy3EEJPV3g Optimization - "Maximum volume
02:38 Popular
The Recipe For A Black Hole

770 views / 1 likes - added 8 years ago

Most black holes are formed by the collapse of stars. The inside of a collapsing star is unimaginable. There are temperatures and pressures that we really don't have good numbers for. We will need new, undiscovered physics to explain what goes on inside a
21:22
32 AWESOME LIFE HACKS FOR KIDS

556 views / 1 likes - added 4 years ago

ART HACKS FOR ANY OCCASIONHello, art lovers. Today, we prepared for you a lot of amazing DIY tutorials to improve your art skills and boost them to the sky! Art is so exciting! Art is really good for child development. First of all, it improves imaginatio
04:13
How Did This Animal Survive Extinction In Dubai?

39 views / 0 likes - added 1 month ago

Have you heard of the Arabian Oryx? If you haven't, it's probably because they were once declared extinct!This symbol of the Arabian Peninsula was almost completely lost when declared extinct in the early 1970s due to poaching. Since then, theres been a h
16:16 Popular
Blippi Learns about the Zamboni and Hockey | Educational Videos for Toddlers

4,314 views / 6 likes - added 5 years ago

Blippi skates on the ice rink and learns about the Zamboni and the sport of Hockey. Bundle up with Blippi in this educational video for toddlers where Blippi will help your child learn numbers, learn colors, learn shapes and more! This Blippi Zamboni vide
01:19 Popular
An Eagle with Super Human Strength

917 views / 0 likes - added 7 years ago

The martial eagle is Africa's largest eagle and has enough power in one leg to break a human arm. They sit at the top of the avian food chain, yet as powerful as they are, their numbers have been steadily declining in the wild. SUBSCRIBE: https://goo.gl/v
12:15 Popular
Top 10 Strangest Things Found in Outer Space

869 views / 4 likes - added 6 years ago

Outer space is home to some incredibly weird objects and strange mysteries that we're uncovering today. Here are the strangest things found in outer space! Subscribe for more! ► https://goo.gl/pgcoq1 ◄ Stay updated ► https://goo.gl/JyGcTt https://goo.gl/5
04:59
Game theory challenge: Can you predict human behavior? - Lucas Husted

440 views / 0 likes - added 4 years ago

Solve this classic game theory challenge: given integers from 0 to 100, what would the whole number closest to of the average of all numbers guessed be?--Given a range of integers from 0 to 100, what would the whole number closest to 2/3 of the average of
01:54 Popular
1 To 200 On Google Image Search - Numberphile

818 views / 0 likes - added 9 years ago

Results of Google Image Searches for the numbers 1 to 200 (written as numerals). Music by Alan Stewart. Website: http://www.numberphile.com/ Discuss on Reddit: http://redd.it/2zozor Numberphile on Facebook: http://www.facebook.com/numberphile Numberphile
01:03 Popular
Subtraction Word Problems Within 10 | Basic Addition And Subtraction | Early Math | Khan Academy

762 views / 0 likes - added 8 years ago

Learn how to solve word problems by subtracting small numbers (numbers 10 or less). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basics/cc-early-math-add-sub-word-problem-wit
18:57 Popular
Optimization - Minimum Time To Cross River

708 views / 0 likes - added 8 years ago

Optimization is explained completely in this calculus video. In this example we maximize profit using optimization. I also provided the links for my other optimization videos as well. Optimization - "minimum fence required" example https://www.youtube.com
01:42 Popular
Addition Word Problems Within 10 | Basic Addition And Subtraction | Early Math | Khan Academy

860 views / 1 likes - added 8 years ago

Learn how to solve word problems by adding small numbers (numbers 10 or less). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basics/cc-early-math-add-sub-word-problem-within-1
02:15 Popular
Addition And Subtraction Within 10 | Basic Addition And Subtraction | Early Math | Khan Academy

1,932 views / 0 likes - added 8 years ago

See how to solve a bunch of addition and subtraction problems with small numbers. All numbers in this video are 10 or less. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basic
01:18 Popular
Can You Make 4 Triangles From 6 Matches?

984 views / 0 likes - added 7 years ago

Can you use 6 matches to make 4 triangles of equal size and equal shape? This is harder than it sounds! Give it a try before watching the video for a solution. If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecisions
11:06 Popular
The Map of Mathematics

911 views / 0 likes - added 3 years ago

The entire field of mathematics summarised in a single map! This shows how pure mathematics and applied mathematics relate to each other and all of the sub-topics they are made from. If you would like to buy a poster of this map, they are available here:
12:11
How Many Chess Games Are Possible?

585 views / 0 likes - added 8 years ago

Squarespace (10% off): http://squarespace.com/numberphile Dr James Grime talking about the Shannon Number and other chess stuff. More soon on chess positions and numbers. NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www
09:41 Popular
Searching for Beavers! (Part 1) | Maddie Moate

925 views / 0 likes - added 4 years ago

Join Greg and I as we go on a canoe safari in search of Beavers! Beavers were considered extinct in the UK for hundreds of years and it's only recently that they've been re-introduced! Population numbers are still so low, so seeing them in the wild is ext
04:15 Popular
How Do GPS Coordinates Work?

772 views / 0 likes - added 7 years ago

So you’ve seen those location-tagging numbers on maps and GPS devices before, but do you actually know what they mean? Brainstuff is here to fill you in. Learn more at HowStuffWorks.com: http://electronics.howstuffworks.com/gadgets/travel/gps.htm Su
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03:25 Popular
Can You Solve This? AA + BB + CC = ABC

2,482 views / 0 likes - added 7 years ago

If AA + BB + CC = ABC, what are the values of A, B, and C? All the digits are distinct and positive. Watch the video for a solution. Blog (text explanation): http://wp.me/p6aMk-4Cm If you like my videos, you can support me at Patreon: http://www.patreon.c
03:35
Sesame Street: Star Wars Song

606 views / 0 likes - added 8 years ago

Do you know how to count? C-3PO and R2D2 are experts with numbers. Count along with them! Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet For more fun games and videos for your preschooler in a
How trees inspired a new way to dispose of human waste

156 views / 0 likes - added 2 years ago

change:WATER Labs (cWL) has developed a new way to dispose of human waste - by evaporating out the water! This technology emerged from work done for NASA on wastewater recycling on the International Space Station, and is now being deployed in off-grid rur
04:29
Should More Species Be Extinct?

113 views / 0 likes - added 8 months ago

Watch these amazing rewilding videos from our friends at Planet Wild, in which theyre saving Europes cutest bird from extinction or resurrecting a dying forest. Saving Europes cutest bird: www.planetwild.com/minuteearth/4 Forest resurrection: www.planetwi
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How Living at the South Pole Works

368 views / 0 likes - added 3 years ago

Buy your custom domain or email for 10% off at http://Hover.com/wendoverListen to Extremities at http://ExtremitiesPodcast.comBuy a Wendover Productions t-shirt: https://standard.tv/collections/wendover-productions/products/wendover-productions-shirtSubsc
13:32 Popular
20 Tricky Picture Riddles And Optical Illusions To Challenge Your Vision

2,618 views / 2 likes - added 6 years ago

Enjoy a mix of tricky pictures and optical illusions that will challenge your vision to the max! 02:08 - it's almost impossible to find all 9 hidden faces, but try before the time is up! 02:55 - can you help the ant find the way out of the tricky maze? 05
10:47
16 AWESOME JEANS HACKS THAT ARE SO CLEVER

660 views / 2 likes - added 4 years ago

IDEAS ON UPCYCLING JEANSUpcycling, recycling, reusing, and repurposing are going to save this world. Don't you agree that we all consume too much these days and it's high time to stop, look around and give a second life to the things you don't need anymor
01:30 Popular
TIL: Cairo’s “Garbage People” Farm Their City's Trash | Today I Learned

844 views / 0 likes - added 6 years ago

In this episode of Today I Learned, National Geographic Emerging Explorer Thomas Taha Rassam Culhane introduces this industrious community and explains how they’ve built a way of life around Cairo’s garbage. ➡ Subscribe: http://bit.ly/NatGeoSubscribe ➡ Wa
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The Zeroth Power | Arithmetic Operations | 6th Grade | Khan Academy

615 views / 0 likes - added 8 years ago

Learn why a number raised to the zero power equals 1. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-arithmetic-operations/cc-6th-exponents/e/positive_and_zero_exponents?utm_source=Y
04:11
Vulture safe zones aim to preserve an unloved but vital scavenger

523 views / 1 likes - added 6 years ago

After a huge downturn in South Asia's vulture numbers, governments and conservationists are aiming to turn populations of these natural clean-up crews around. CREDITS editor/animator/narrator Chris Burns supervising producers Sarah Crespi Nguyên Khôi Nguy
01:40
Sesame Street: Billie Eilish Sings Happier Than Ever with The Count

204 views / 1 likes - added 2 years ago

Billie Eilish and The Count sing a beautiful ballad to each other about how when they're counting together, numbers sound so much better and it makes them happier than ever! Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_
04:59
Sesame Street: Sing The Alphabet Song and 1,2,3,4 with Elmo & Friends!

62 views / 0 likes - added 3 months ago

Elmo and his friends love to sing songs about numbers and the alphabet! Count and sing along with Sesame Street!Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet For more fun games and videos for
12:13
Blippi Goes Inside a Volcano! Educational Videos for Kids

570 views / 3 likes - added 1 year ago

Blippi's in Hawaii! Join Blippi as he visits the Klauea Volcano and learns all about the science of volcanoes and how they erupt. He even goes inside a real life lava tube! For more Blippi videos and Blippi songs be sure to SUBSCRIBE to Blippi at https://
00:38
Let's Play With Matches #shorts

166 views / 0 likes - added 1 year ago

With just 8 matches (or pens or q-tips or anything straight), you can tie up your mind for hours, days, or WEEKS. The idea is to develop a basic understanding of graph theory, which focuses on the relationships between things -- and you can express those
03:27 Popular
How To Use The Distributive Property To Factor Out The Greatest Common Factor | Khan Academy

1,177 views / 0 likes - added 8 years ago

Learn how to apply the distributive property to factor numerical expressions (no variables). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-distribut
02:37 Popular
How To Write Basic Expressions With Variables | 6th Grade | Khan Academy

848 views / 0 likes - added 8 years ago

Learn how to write basic algebraic expressions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-writing-expressions/e/writing-expressions-with-variabl
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11 DIY PUZZLES AND ACTIVITIES FOR KIDS DEVELOPMENT

605 views / 0 likes - added 6 years ago

Great and fun learning ideas and activities for kids. Learn and play! Learn colors, numbers and shapes with these easy crafts. Subscribe to 5-Minute Crafts KIDS: https://goo.gl/PEuLVt -----------------------------------------------------------------------
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How To Evaluate Expressions In Two Variables With Decimals And Fractions | 6th Grade | Khan Academy

1,014 views / 0 likes - added 8 years ago

Learn how to evaluate expressions that have two different variables in them by using a technique called substitution (or "plugging in"). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6t
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Can Plastic-Eating Worms Solve Our Trash Problem?

1,136 views / 1 likes - added 8 years ago

Plastics are everywhere, and we can’t seem to get rid of them. Could a worm be the solution we need? Does Recycling Actually Help? ►►►► http://dne.ws/16zXnMX DNews Live Tickets Here ►►►► http://dne.ws/1Fa2OCh Read More: Why Doesn't Plastic Biodegrade? htt
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Berlin's Flying Ramen

62 views / 0 likes - added 4 months ago

In the bustling city of Berlin, an extraordinary ramen phenomenon has taken flight thanks to a man named Christopher. From the confines of his apartment, Christopher crafts and delivers fresh ramen kits in a most unconventional manner. Using a vibrant red
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How To Use The Distributive Property With Variables | 6th Grade | Khan Academy

1,298 views / 0 likes - added 8 years ago

Learn how to apply the distributive property to algebraic expressions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-distributive-property/e/distrib
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How To Find Equivalent Expressions By Combining Like Terms And Using The Distributive Property

1,246 views / 0 likes - added 8 years ago

"Equivalent algebraic expressions exercise Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-equivalent-expressions/e/equivalent-forms-of-expressions-1?
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Sesame Street: Season 47 Sizzle Reel

672 views / 0 likes - added 7 years ago

Ready to learn some new songs, dance moves, numbers and letters? Then get ready for Season 47 of Sesame Street! Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet For more fun games and videos for
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How To Split A Cake Fairly Using Math

696 views / 0 likes - added 7 years ago

How can 2 people split up a cake, knowing that each person wants to get a larger piece than the other? What about 3 people, or even N people? This is an example of a fair division problem from game theory. There are many cake-cutting algorithms to produce
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How To Describe Real-world Situations With Inequalities | 6th Grade | Khan Academy

1,155 views / 0 likes - added 8 years ago

Learn how to write inequalities to model real-world situation. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-equations-and-inequalities/cc-6th-inequalities/e/inequalities-in-one-var
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How To Solve One-step Equations With Fractions And Decimals | 6th Grade | Khan Academy

1,861 views / 0 likes - added 8 years ago

Learn how to solve one-step addition and subtraction equations that have fractions and decimals in them. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-equations-and-inequalities/cc-
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Why Isn’t Your Car Faster Than A Sports Car?

1,158 views / 4 likes - added 8 years ago

In 1886, the fastest car went 10 mph - today, our fastest car can reach 261 mph. What are the key components in creating a fast car? How Do We Decide Speed Limits? ►►►► http://bit.ly/1O7JTgh Sign Up For The Seeker Newsletter Here ►►►► http://bit.ly/1UO1Px
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New Self-healing Composite Material Boosts the Circular Economy

7 views / 0 likes - added 1 week ago

Recycling and repairing items is time-consuming and expensive. But what if there were a new self-healing composite material that not only boosts the circular economy--items can actually repair themselves like humans and plants do?! In this video, we share
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Adults Are Arguing About This 3rd Grade Math Problem

892 views / 0 likes - added 7 years ago

"If Sue runs around the track twice, and John runs around the track four times more than Sue, how many times does John run around the track?" This problem was given to 3rd graders. A parent disagreed with the answer the teacher was marking. After it was p
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How To Win A Guessing Game - Numberphile

903 views / 0 likes - added 8 years ago

A clever use of random numbers to improve your odds in a number guessing game. Alex Bellos Books: http://bit.ly/BellosBooks Monty Hall problem: http://bit.ly/MontyHallProb NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://ww
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The Seemingly Impossible Escape Logic Puzzle

1,454 views / 0 likes - added 7 years ago

An evil logician takes Alice and Bob captive. They have a chance to escape if they can deduce the total number of trees in the prison. Can they figure it out? Source of puzzle wu: riddles forum https://www.ocf.berkeley.edu/~wwu/cgi-bin/yabb/YaBB.cgi?board
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Sesame Street: Adding Song with Bert and Ernie

1,183 views / 0 likes - added 5 years ago

Ernie is singing a song to show Bert how fun adding numbers can be! But Bert would rather Ernie practice subtraction! -- Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet For more fun games and v
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10 CUTE CRAFTS YOU CAN MAKE FROM OLD TOYS

902 views / 1 likes - added 4 years ago

TOYS RECYCLING FOR KIDS AND THEIR PARENTSKids grow up so fast, and their toys get old and useless. Well, we all know how much toys cost, it's such a pity to throw them away! There's no need to throw your old toys away you can upcycle them into something c
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How Quantum Computers Break Encryption | Shor's Algorithm Explained

554 views / 0 likes - added 5 years ago

Go to http://www.dashlane.com/minutephysics to download Dashlane for free, and use offer code minutephysics for 10% off Dashlane Premium!Support MinutePhysics on Patreon! http://www.patreon.com/minutephysicsThis video explains Shors Algorithm, a way to ef
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Can You Solve The Two Rope Puzzle?

713 views / 0 likes - added 7 years ago

You have two ropes and a lighter. Each rope burns in 60 minutes, but the ropes do not burn at a constant rate. How can you measure 45 minutes by burning the ropes? Some of you might have heard this problem before. If so, try this variation: how can you me
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How To Find Mistakes In One Step Equations | 6th Grade | Khan Academy

757 views / 0 likes - added 8 years ago

Learn how to spot mistakes in someone else's work as they attempt to solve one-step equations. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-equations-and-inequalities/cc-6th-one-st
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How To Write Basic Algebraic Expressions From Word Problems | 6th Grade | Khan Academy

949 views / 0 likes - added 8 years ago

Learn how to write basic expressions with variables to describe situations described in word problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th
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Reduce, Reuse, Recycle | Craig of the Creek | Cartoon Network

1,275 views / 1 likes - added 4 years ago

Stream your fav creek moments on the CN app http://cartn.co/YTCraigHappy 50th Earth Day! Craig, JP, Kelsey and Mortimer want to show you how you can make a difference in your own environment by reducing, reusing and recycling.Cartoon Network has partnered
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Can You Solve The Chameleon Riddle?

1,010 views / 0 likes - added 7 years ago

A museum has 13 blue, 15 red, and 17 green chameleons. Whenever two chameleons of different colors meet, they both change into the color of the other chameleon (if blue and red met, for example, they would both turn green). As the chameleons mingle, is it
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How To Write One-step Equations For Word Problems | 6th Grade | Khan Academy

1,456 views / 0 likes - added 8 years ago

Learn how to write basic equations to model real-world situations. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-equations-and-inequalities/cc-6th-super-yoga/e/equations-in-one-vari
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Blippi Learns and Plays at NASA! Space Videos for Kids | 1 Hour Special

412 views / 0 likes - added 1 year ago

3-2-1 BLAST OFF! Blippi visits the Kennedy Space Center and learns about the history of space exploration in preparation for an out of this world adventure of his own; he learns what it takes to be an astronaut, gets an in-depth look at the Apollo moon mi
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18 CRAFTING HACKS FOR KIDS

607 views / 2 likes - added 6 years ago

Everything's better with mosaic! Learn how to do beautiful decoration for your shoes and smartphone case using these amazing hacks, all you need is some CDs and mosaic! :) -----------------------------------------------------------------------------------
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Find The 10 Digit Number Classic Puzzle And Solution

890 views / 0 likes - added 7 years ago

I'm thinking of a 10 digit number that uses the each digit 0 to 9 exactly once and where the number formed by the first n digits is divisible by n. What could my number be? The video explains how to find the answer using tests for divisibility. Blog post:
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16 DRAWING HACKS TO SPARK YOUR IMAGINATION

671 views / 0 likes - added 5 years ago

COOL DRAWING TUTORIALS FOR BEGINNERS Here we are with a new portion of art tutorials for those who love painting and drawing! In this video you will find so many adorable art ideas for toddlers! For example, you can learn how to paint not only with pencil
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Immigration in America Isn’t What the Politicians Tell You

492 views / 0 likes - added 7 years ago

Politicians make a lot of wild claims about undocumented immigrants in the United States. Our advice? Take a deep breath and have a look at what the numbers tell you. Still haven’t subscribed to WIRED on YouTube? ►► http://wrd.cm/15fP7B7 CONNECT WITH WIRE
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A Giant Salamander's Second Chance | Maddie About Science

457 views / 2 likes - added 6 years ago

Eastern hellbenders live throughout the Appalachian region in the United States. Their ancestors have been on earth for around 160 million years, but in the last several decades their numbers have dropped dangerously in several states, primarily due to ha
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How To Solve One-step Multiplication And Division Equations With Fractions And Decimals

948 views / 0 likes - added 8 years ago

"Learn how to solve equations in one step by multiplying or dividing a number from both sides. These problems involve decimals and fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/
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Useful Diamonds - Periodic Table Of Videos

621 views / 0 likes - added 9 years ago

More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos From the School of Chemistry at The University of Nottingham: http://www.nottingham.ac.uk/
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How To Write Algebraic Expressions From Word Problems | 6th Grade | Khan Academy

1,287 views / 0 likes - added 8 years ago

Learn how to write expressions with variables to describe situations described in word problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-alg-e
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SURPRISING Coin Flipping Probability - Flips To HH Versus HT

876 views / 0 likes - added 7 years ago

What is the expected number of coin flips until you get two heads in a row (HH)? What is the expected number of coin flips until you get a heads followed by a tails (HT)? The video presents the solution and an intuitive explanation for this probability ri
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Thinking About The Changing Values Of Variables And Expressions | 6th Grade | Khan Academy

842 views / 0 likes - added 8 years ago

Explore how the value of an algebraic expression changes as the value of its variable changes. The algebraic expressions used in this video are 100-x, 5/x + 5, and (3y)/(2y). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacad
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Adults Stumped By Geometry Problems For 10 Year Olds. Can You Solve Them?

846 views / 0 likes - added 7 years ago

These homework problems were given to 10 year old children (Year 5) in England (Glossop, Derbyshire) and they were posted to Facebook when some adults found them to be difficult. One person claimed the problems were impossible to solve. Can you figure the
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TOUGH Interview Question - Ways To Give 11 Coins To 3 People

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How many ways can you divide 11 coins to 3 people? How many ways are there if each person has to get at least 1 coin? This puzzle is an example of a technical interview question. The video demonstrates the solution, which indicates the number of non-negat
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A Rare Interview With The Mathematician Who Cracked Wall Street | Jim Simons | TED Talks

875 views / 0 likes - added 8 years ago

Jim Simons was a mathematician and cryptographer who realized: the complex math he used to break codes could help explain patterns in the world of finance. Billions later, he’s working to support the next generation of math teachers and scholars. TED’s Ch
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Researchers have decoded prairie dog language

787 views / 6 likes - added 7 years ago

This program discusses Prairie Dog Language -- the most sophisticated animal language decoded so far. Con Slobodchikoff, Ph.D., and his students at Northern Arizona University in Flagstaff, researched the Gunnison's prairie dogs Alarm Calls for over 30 ye
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The Useless Number - Numberphile

1,091 views / 0 likes - added 9 years ago

One of the first people to stumble over imaginary numbers (namely the square root of -15) thought it was "subtle" and "useless". Featuring Barry Mazur. Extra footage from this interview: http://youtu.be/i4GCd2xOCDg Barry's book on this topic: http://bit.l
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Viral Facebook Math Problem

1,293 views / 1 likes - added 7 years ago

This problem has over 2 million comments on Facebook and is getting coverage in mainstream media and blogs. Can you figure out this Facebook fruit algebra puzzle involving apples, bananas, and coconuts? The video presents what many people consider to be t
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How to order 43 Chicken McNuggets - Numberphile

761 views / 0 likes - added 6 years ago

We're exploring the world of Chicken Nuggets and Frobenius numbers. 43 has long been a special number in the world of McNugget mathematics, but 11 is also important! More links & stuff in full description below ↓↓↓ This video features D
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Can You Solve The 3 Cards Riddle?

681 views / 0 likes - added 7 years ago

There are 3 cards in this problem. One card is blue on both sides, another is red on both sides, and the last is red on one side and blue on the other. The cards are put in a bag and I pick one at random. Without looking at the colors on the card, I place
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Farewell B11 - Periodic Table Of Videos

491 views / 0 likes - added 9 years ago

Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos From the School of Chemistry at The University of Nottingham: http://www.nottingham.ac.uk/chemistry/index.aspx Periodic Videos films are by
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How Logical Are You? The Irrationality Illusion Tricks Most

805 views / 0 likes - added 7 years ago

This video relates a cognitive bias ("irrational" decision) to an optical illusion (picture at 1:45). For more, check out my new book, "The Irrationality Illusion: How to Make Smart Decisions And Overcome Bias" http://amzn.to/1o3FaAg Blog post (text and i
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The Civil War, Part I: Crash Course US History #20

1,323 views / 11 likes - added 9 years ago

In which John Green ACTUALLY teaches about the Civil War. In part one of our two part look at the US Civil War, John looks into the causes of the war, and the motivations of the individuals who went to war. The overarching causes and the individual motiva
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The Mind-Blowing Mathematics Of Sunflowers - Instant Egghead #59

737 views / 0 likes - added 8 years ago

Why do the number of spirals in a sunflower match up with the integers 34, 55, 89 and 144 -- numbers found in the famous Fibonacci Sequence? Scientific American editor John Matson explains. -- WATCH more Instant Egghead: http://goo.gl/CkXwKj SUBSCRIBE to
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The mystery of 0.577 - Numberphile

633 views / 0 likes - added 7 years ago

The harmonic series and the elusive Euler–Mascheroni constant. Featuring Dr Tony Padilla. Audible: http://www.audible.com/numberphile (check out Just Six Numbers) Extra footage: https://youtu.be/eRGN8ThZfhU Videos about -1/12: http://bit.ly/minus_twelfth
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Three Gears Are Possible - Numberphile

1,382 views / 0 likes - added 7 years ago

Henry Segerman (mathematician and 3D printing guru) discusses how to make three gears work together. Skew dice: https://youtu.be/uAnCL3vhVIs Prime Numbers Playlist: http://bit.ly/primevids Prime Machine: https://youtu.be/8UqCyepX3AI You can buy the gears
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The Day After Tomorrow Is Yesterday Riddle. Can You Solve It?

707 views / 0 likes - added 7 years ago

This puzzle is popular on Facebook and many other sites. "When the day after tomorrow is yesterday, then today will be as far from Wednesday as today was from Wednesday when the day before yesterday was tomorrow. What day is today?" Can you solve this tri
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This SAT Math Question Has A Mistake

669 views / 0 likes - added 7 years ago

This question appeared on the October 1980 SAT exam. Like all questions, it was supposed to have exactly one correct answer. However the test-makers made a mistake. Can you figure out what they did wrong? Blog post (text explanation): http://wp.me/p6aMk-4
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Comparing Decimals Visually Example | 4th Grade | Khan Academy

980 views / 0 likes - added 8 years ago

Learn how to compare decimals using grid diagrams. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-compare-decimals-visually/e/comparing-decimals-visually?utm_source=
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23 CRAZY FUN HACKS AND CRAFTS

521 views / 0 likes - added 4 years ago

AMAZING HACKS TO TRY WITH FRIENDSHello crafters! You know what time it is, right? Its time to get your creativity working with the fantastic hacks and crafts we have for you today. Get all your crafting materials ready, because this is about to go wild. F
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FULL EPISODE: Mystery Girl | Clarence | Cartoon Network UK

47 views / 0 likes - added 3 months ago

After Clarence and pals call random numbers as a prank, Clarence ends up connecting with a girl - and they strike up a friendship. But will this long distance phone pal last?Welcome to the official Cartoon Network UK YouTube channel!Get ready to laugh out
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Losing Fingers To Chemistry - Periodic Table Of Videos

648 views / 1 likes - added 9 years ago

The Prof is back in the lab with a Potassium Dichromate reaction and a story of lost fingers! More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvid
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Can You Solve The Snake Eyes Probability Riddle?

844 views / 0 likes - added 7 years ago

You close your eyes and roll a pair of dice. The casino dealer announces that at least one of the rolls is showing a 1.What is the probability that both dice are showing a 1? Watch the video for the solution. (Snake eyes is a term for rolling a pair of 1s
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Contains Loud Bangs - Periodic Table Of Videos

503 views / 0 likes - added 9 years ago

It's detonation vs deflagration. More slow motion at http://bit.ly/chemslomo More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos From the Scho
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Why is the Statue of Liberty Green?

1,506 views / 4 likes - added 6 years ago

Check out BrainCraft here: https://www.youtube.com/braincraft The Statue of Liberty is an iconic blue-green symbol of freedom. But did you know she wasn’t always that color? When France gifted Lady Liberty to the U.S., she was a 305-foot statue with reddi
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Blippi's Colorful Slime Science Experiments with Emily Calandrelli! Educational Videos for Kids

405 views / 2 likes - added 1 year ago

Blippi meets Emily Calandrelli, an engineer, for some fizzy, flying science experiments. Learn all about science and engineering as they experiment with slimey oobleck, DIY rockets and MORE! It's perfect day to have some messy fun outside! They even take
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When Is Christmas? Mentally Convert Date To Day Of The Week

531 views / 0 likes - added 7 years ago

January 1, 2016 is a Friday. When will Christmas be in 2016? What about Christmas in 2055? You can do this in your head! Blog post (text explanation): http://wp.me/p6aMk-4qQ Doomsday Rule (previous video): https://www.youtube.com/watch?v=UsStBxY9STw Calcu
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Can you solve the rogue submarine riddle? - Alex Rosenthal

307 views / 1 likes - added 2 years ago

Practice more problem-solving at https://brilliant.org/TedEd--Smuggling yourself aboard the rogue submarine was the easy part. Hacking into the nuclear missile launch override a little harder. And youve got a problem: you dont have the override code. You
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Decimal Intuition With Grids (examples) | Decimals | 4th Grade | Khan Academy

1,258 views / 0 likes - added 8 years ago

Deepen your understanding of decimal numbers by thinking about grid diagrams. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimals-intro/e/decimal-intuition-with-
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Place Value For Decimals Greater Than One (examples) | 4th Grade | Khan Academy

1,172 views / 1 likes - added 8 years ago

Understand decimal numbers that are greater than 1. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimals-greater-than-one/e/decimals-greater-than-one-intuition?ut
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Memory Champion Teaches You How To Memorize Anything

555 views / 0 likes - added 8 years ago

Joshua Foer can remember anything, including the first 100 digits of Pi. The former U.S.A. Memory Champion explains how he—and you—can memorize anything using the major system technique, which converts numbers into words and images. SUBSCRIBE for more vid
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05:39 Popular
Can You Solve A 5th Grade Problem From China? Find The Area Of ABCD

793 views / 0 likes - added 5 years ago

Thanks to Eric from Miami for suggesting this problem and sending a solution! The diagram shows a quadrilateral ABCD with the values for some angles and the length of AB. Can you figure out the area of ABCD? Subscribe: https://www.youtube.com/user/MindYou
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Smelly Chemistry - Periodic Table Of Videos

847 views / 0 likes - added 9 years ago

Mercaptans - or Thiols - are some of the smelliest chemicals around. We didn't dare open the bottle. PsyFile: https://www.youtube.com/psyfile More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos
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Rubidium, Water And Indicator (slow Motion) - Periodic Table Of Videos

585 views / 0 likes - added 9 years ago

We drop Rubidium into water - but with Phenolphthalein in the water to act as an indicator. Discussed by Professor Martyn Poliakoff. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Tw
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Turning Trash into EDIBLE Gifts | How To Cook That Ann Reardon

240 views / 0 likes - added 3 years ago

In this week's episode, I have a challenge to re-use trash to make edible gifts. With thanks to the sponsor of this episode: https://CuriosityStream.com/howtocookthatSUBSCRIBE on youtube: http://bit.ly/H2CThat Support: https://patreon.com/h2ctRecipe: http
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Skewes' Massive Number - Numberphile

567 views / 0 likes - added 8 years ago

Dr James Grime on the epic Skewes' Number. Lynda free trial (worth a look): http://www.lynda.com/numberphile Prime numbers: http://bit.ly/primevids Graham's Number: http://bit.ly/GrahamsNumber A small bit we chopped from this video: https://youtu.be/qgN6D
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Can Computers Read Your Mind?

850 views / 1 likes - added 8 years ago

Nowadays it’s not unusual for a search engine to autofill search terms, for streaming music services to suggest new music based on your past preferences, and for advertisers to automatically target you for specific products. But how far can this practice
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04:16
Caesium In Water (slow Motion) - Periodic Table Of Videos

560 views / 0 likes - added 9 years ago

Everyone's favourite alkali metal - Caesium - reacts with water. Discussed by Professor Martyn Poliakoff. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com
01:15
The Tiny Mossy Frog Clings for Survival

596 views / 3 likes - added 6 years ago

This little guy is a mossy frog. Located predominantly in the flooded caves of Vietnam, these tiny amphibians have a very unique camouflage to ward off prey. With their blotchy green and brown skin, they can easily hide in plain sight by blending in with
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32 GENIUS WAYS TO RECYCLE PLASTIC

391 views / 0 likes - added 3 years ago

AMAZING WAYS TO REPURPOSE THINGSNowadays its super important to find sustainable ways to live, and recycling plastic to create incredible crafts is one of them! Today were going to show you how you can take the junk you have at home and repurpose it into
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Countries With Most Nuclear Warheads 1945 - 2022

221 views / 0 likes - added 2 years ago

Because of the current situation I decided to create a data visualization video on the state of nuclear weapons throughout the world. I not only show the numbers of nuclear weapons but also some of the devices and their destructive power. Some of these te
05:26 Popular
Liquid Oxygen (slow Motion) - Periodic Table Of Videos

707 views / 0 likes - added 9 years ago

Dropping hot charcoal into liquid oxygen - filmed with a high-speed camera. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos From the Schoo
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17 STUNNING DIY FLOWERS YOU CAN CREATE IN 2 MINUTES

613 views / 0 likes - added 6 years ago

This video is all about the flowers, whether the real or fake ones!These flower ideas are extremely creative and fun! You can make beautiful floral prints for your clothes, floral letters and numbers for room decoration for a party or any other kind of ev
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Flower Math Problem - Adults Stumped By Question For Kids In China

1,395 views / 2 likes - added 7 years ago

This problem is said to come from a test given to a Chinese kindergarten class (5 year olds). It was posted online and caused a lot of debate as adults were stumped about the correct answer, some saying it is impossible. Can you figure it out? This video
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Moving Faster Than The Speed Of Light? Special Relativity Velocity Addition Formula

685 views / 0 likes - added 7 years ago

If train A is moving towards train B, and each train moves at 75% the speed of light (relative to the ground), will an observer on train A think that train B is moving at 150% the speed of light? But nothing moves faster than the speed of light, so what i
04:53 Popular
Can You Solve The Friendship Riddle?

1,306 views / 0 likes - added 7 years ago

In a group of 6 people, you might find that some people are friends on Facebook, or you might find out that no one is friends on Facebook. Show that there is always a group of 3 people in which either: (a) all 3 people are mutual friends or (b) the 3 peop
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Discovering the Past Through Dinosaur Poop

554 views / 0 likes - added 5 years ago

Please support our videos http://www.patreon.com/scifri Although the praire outside of Choteau, Montana is best known as the fossil quarry that provided definitive paleontological insights into the parenting habits of dinosaurs, it’s also the perfec
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Explosives Legend - Periodic Table Of Videos

523 views / 0 likes - added 9 years ago

The Professor oversees the installation of a "blue plaque" for the late great Colonel BD Shaw. See out-takes from this video (and why Brady gets angry at truck drivers) at: http://www.youtube.com/watch?v=LN7BLUWBuBI More chemistry at http://www.periodicvi
01:49 Popular
This Matchstick Puzzle Is

858 views / 1 likes - added 7 years ago

This classic matchstick/toothpick puzzle is making the rounds because it is supposedly "extremely hard" for adults. Can you make 3 squares by moving 3 matchsticks? You cannot break any of the sticks, the resulting squares must be of equal size, and each t
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05:37
The Hardest Mandelbrot Zoom in 2017 - New record, 750 000 000 iterations!

538 views / 1 likes - added 3 years ago

A Mandelbrot is a mathematical formula that can be represented mathematically as:The Mandelbrot set can be explained with the equation zn+1 = zn2 + c. In that equation, c and z are complex numbers and n is zero or a positive integer (natural number). Star
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What If Ice Did Not Float? - Periodic Table Of Videos

490 views / 0 likes - added 9 years ago

The Professor muses on a world in which ice sinks to the bottom!? See also what if the universe is just a computer simulation: http://www.youtube.com/watch?v=YOxDb_BbXzU Made to coincide with YouTube's Geek Week. More chemistry at http://www.periodicvideo
05:43 Popular
Sodium V Water (slow Motion) - Periodic Table Of Videos

1,045 views / 0 likes - added 9 years ago

A water droplet lands on a piece of molten sodium - you know the rest! Discussed by Professor Martyn Poliakoff. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitt
06:49 Popular
Gold Bullion Vault - Periodic Table Of Videos

882 views / 1 likes - added 9 years ago

We're INSIDE a Gold Bullion Vault. The Bank of England protects about £197 billion ($315bn) worth of gold, according to the mostly recently published figures. Film by Brady Haran. Featuring Professor Martyn Poliakoff. The vaults are off limits, but the Ba
07:49 Popular
Can You Solve The Viral 9 = 72 Puzzle? The Correct Answer Explained

1,079 views / 0 likes - added 7 years ago

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
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English vs. German vs. Dutch vs. Afrikaans | West Germanic Language Comparison

304 views / 0 likes - added 1 year ago

Is Afrikaans similar to Dutch? How similar are German and English? Let's compare four of the most spoken Germanic languages - English vs. German vs. Dutch vs. Afrikaans. This Germanic language comparison will help you understand the difference in spelling
06:01 Popular
Can You Solve The Viral 1 + 4 = 5 Puzzle? The Correct Answer Explained

11.8k views / 1 likes - added 7 years ago

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
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Lighting A Splint (slow Motion) - Periodic Table Of Videos

505 views / 0 likes - added 9 years ago

Just a quick one, but one of Professor Pete Licence's favourite reactions - a glowing splint lights in Oxygen. (yes, Professor!) More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitte
05:31
In The Footsteps Of Tizard - Periodic Table Of Videos

562 views / 0 likes - added 9 years ago

Prof T-shirts: http://dftba.com/product/14y/The-Professor-Shirt The Professor discusses the life and work of war-time chemist Henry Tizard - who went to the same school as him! The duo went to Westminster School. More chemistry at http://www.periodicvideo
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The Impossible Hugeness of Deep Time

361 views / 0 likes - added 5 years ago

You can learn more at https://curiositystream.com/smart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ Humans have a hard time with really big numbers, especially when it comes to DEEP TIME. The history
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Meet the Man Protecting Venezuela’s Eagles

618 views / 0 likes - added 6 years ago

Alexander Blanco Márquez is a veterinary doctor going to great heights to save the harpy eagles of Venezuela. As victims of poaching and deforestation, these beautiful birds have been diminishing in numbers over the years. Watching their species destroyed
09:53 Popular
Radon - Periodic Table Of Videos

737 views / 0 likes - added 9 years ago

Here is a new video from us about Radon, including a look at a historic letter and a German cloud chamber! With thanks to the Royal Society and GSI. For those with annotations, the caption at the end for Radon should clearly be Rn, not Ra - sorry! More ch
11:13 Popular
Redox Reactions: Crash Course Chemistry #10

1,133 views / 0 likes - added 9 years ago

All the magic that we know is in the transfer of electrons. Reduction (gaining electrons) and oxidation (the loss of electrons) combine to form Redox chemistry, which contains the majority of chemical reactions. As electrons jump from atom to atom, they c
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How They Found The World's Biggest Prime Number - Numberphile

598 views / 0 likes - added 8 years ago

Featuring Matt Parker... See part one at: https://youtu.be/tlpYjrbujG0 Part three on Numberphile2: https://youtu.be/jNXAMBvYe-Y Matt's interview with Curtis Cooper: https://youtu.be/q5ozBnrd5Zc The previous record: https://youtu.be/QSEKzFGpCQs Mersenne Nu
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Chemistry Dubstep (behind The Scenes)

598 views / 0 likes - added 9 years ago

How Dave and Adam created out chemistry dusbtep video - see the main video at http://www.youtube.com/watch?v=TcvZL6fx-lU Visit Dave and Adam's channel at: http://bit.ly/boyinaband More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at h
02:09 Popular
Brush Teeth Song | BRAND NEW! | Little Baby Bum Nursery Rhymes & Kids Songs | Songs for Children

2,542 views / 1 likes - added 5 years ago

SUBSCRIBE for new videos every week!►https://www.youtube.com/user/LittleBabyBum?sub_confirmation=1 Songs About Numbers, ABC's and shapes: https://www.youtube.com/watch?v=wwdqK_XNBNM&list=PL0VE_cI7-AYRotjbI1cGFg8zscyzgFClS LBB TV: https://www.youtube.com/w
07:25 Popular
Can You Solve The Race To December 31 Riddle?

716 views / 0 likes - added 7 years ago

Here's a fun game you can play with another person. The game starts on January 1. Each of two players takes turns calling out another date. The new date has to be a later date in the year with either the same month OR the same day (from January 1, a playe
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How San Francisco erased a neighborhood

389 views / 0 likes - added 4 years ago

A hotel at the heart of San Franciscos housing warsBecome a Video Lab member! http://bit.ly/video-labWith an explosion of tech companies and startups in recent decades, San Francisco has struggled with a massive affordable housing crisis. But the beginnin
03:21 Popular
Can You Solve A Puzzle That Fooled Richard Feynman?

711 views / 0 likes - added 5 years ago

What is the radius of the circle, in simplest terms involving a, b, and c? I read that even the great mind Richard Feynman made a mistake. Watch the video to learn the common mistake and what the correct answer is. Source Feynman story http://web.media.mi
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What Is The Area? "You Should Be Able To Solve This"

509 views / 0 likes - added 5 years ago

Thanks to Reio in Romania for emailing me this fun problem! What is the area? This puzzle was shared with the tagline "you should be able to solve this." Solution to 5th grade Chinese challenge problem https://youtu.be/OuJQaxZvlYs My blog post for this vi
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32 Simple Camping Ideas And Hacks For Your Next Trip

537 views / 1 likes - added 3 years ago

MIND-BLOWING OUTDOOR HACKSHello everyone! If youre the type of person that loves the outdoors and going out on hikes, then you will absolutely love todays video. Weve put together many, many simple yet incredible camping ideas for you to try on your next
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Fantastic Quaternions - Numberphile

503 views / 0 likes - added 8 years ago

Dr James Grime discusses a type of number beyond the complex numbers, and why they are useful. Extra footage: https://youtu.be/ISbJ9S0fzwY NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile Number
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7 Everyday Things You Didn’t Know The Purpose Of | FactoFusion

808 views / 1 likes - added 5 years ago

Here are 7 everyday things you didn't know the purpose of. There are lots of little things in products and items we use in our daily life, that we don't quite pay attention to and hence don't know the use for. But these things are present for a reason and
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We Tried To Make Pizzas With Zero Waste

354 views / 0 likes - added 5 years ago

"Good night, dough babies." Subscribe to Goodful's YouTube channel: https://www.youtube.com/channel/UCEMArgthHuEtX-04qL_8puQ Vegan cheese recipe inspired by Minimalist Baker https://minimalistbaker.com/how-to-make-vegan-parmesan-cheese/ Follow Rie @thedes
01:16
Don’t Mess with the Texas Horned Lizard

654 views / 2 likes - added 6 years ago

This vicious-looking guy is a Texas horned lizard. They’re defensive critters, with the horns to prove it. Frequently preyed upon by other animals, their distinct coloration and ability to inflate or flatten their bodies allow these lizards to hide in pla
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Sesame Street:“The Best of Elmo 3” Preview

998 views / 0 likes - added 9 years ago

It’s all Elmo all the time in this collection of the best moments with everyone’s favorite furry red monster - Elmo! Elmo sings and dances his way through letters, numbers, vocabulary, and emotions with his Sesame Street pals. A few of Elmo's famous frien
13:40 Popular
BEST Way To Play Memory (Card Game) - WIN Using Math

952 views / 0 likes - added 7 years ago

The card game of memory (aka concentration) is a children's game to test visual recall. Strategically you can figure out the best move by doing probability calculations. This video explains the best possible way to play the game mathematically. You can le
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06:24
Iodine Clock (slow Motion) - Periodic Table Of Videos

579 views / 0 likes - added 9 years ago

See the famous Iodine Clock reaction filmed with a high-speed camera. Explained by Professor Martyn Poliakoff. Also featuring Dr Samantha Tang. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideo
07:38
What's Special About 196?

445 views / 0 likes - added 8 years ago

Free audio book offer: http://www.audible.com/numberphile Dr James Grime delves into the largely unresolved world of Lychrel Numbers? James Grime: https://twitter.com/jamesgrime For audio books by Numberphile stars, go to Audible and search these names; H
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Can YOU Solve It? This Question Stumped 75% Of PhD Economists

609 views / 0 likes - added 7 years ago

Introductory economics courses cover the concept of an opportunity cost. Can you figure out the opportunity cost for the problem in the video? This video presents a question that surprisingly more than 75% of PhD economists did not answer correctly. Paper
03:58
What is the biggest number? | Your Questions | We The Curious

593 views / 0 likes - added 4 years ago

What is the biggest number in the world? Do dreams have a purpose? Nerys and Sarah are back with some of the answers to your questions. Got a question you want answered? Leave it in the comments below!What do you dream about? Do you think it means anythin
09:11 Popular
Can You Solve The Rectangle Ratio Puzzle? The Surprising Answer

855 views / 0 likes - added 7 years ago

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
03:48 Popular
Can You Solve This Harvard Admissions Question? Algebra Problem, 1869

1,475 views / 0 likes - added 7 years ago

The Harvard admissions exam in 1869 included this algebra problem: "A man bought a watch, a chain, and a locket for $216. The watch and locket together cost three times as much as the chain, and the chain and locket together cost half as much as the watch
01:43 Popular
NERF Dart Breaks the Sound Barrier, yes really

777 views / 2 likes - added 7 years ago

How fast is the fastest Nerf dart? Will it break the sound barrier? Well... Yes, it does, 2.3 times the speed of sound at standard conditions. Pretty insane... In this episode, I Mythbuster up and measure the speed the dart travels. The hight speed camera
08:05 Popular
Can You Solve The Hardest Easy Geometry Problem?

1,273 views / 1 likes - added 7 years ago

In the figure, what is the value of angle x? This problem is known as Langley's Adventitious Angles. It is also known as the hardest easy geometry problem because it can be solved by elementary methods but it is notoriously difficult to work out. Can you
04:47
Make Edible Glass Hearts!

368 views / 0 likes - added 3 years ago

Glass is really cool, but where does it come from? Jessi and Squeaks have a pretty sweet activity to show you how glass is made----------Love SciShow Kids and want to help support it? Become a Patron on Patreon: https://www.patreon.com/scishowIf you have
05:57 Popular
Can You Solve This 6th Grade Geometry Problem From Singapore? The Area Of A "Claw"

1,131 views / 1 likes - added 7 years ago

This problem was given to Primary 6 (age 11-12) students in Singapore. What is the area of the shaded region in the video, which consists of the region bounded by 4 quarter circles in a 3x3 grid of squares, and each square has a side length of 4? The shad
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Barking Dog (slow Motion) - Periodic Table Of Videos

667 views / 0 likes - added 9 years ago

Barking Dog reaction at 3000 frames per second. More about filming & editing this video: http://youtu.be/vfKUG11FKGE The Barking Dog is combustion of nirous oxide (laughing gas) and sulfur dioxide. This video features Martyn Poliakoff, Pete Licence and Da
03:51 Popular
Can You Solve This MIT Admissions Question? Geometry Problem, 1869

951 views / 0 likes - added 7 years ago

The Massachusetts Institute of Technology (MIT) is one of the top ranked universities in the world. This question appeared on its admissions exam nearly 150 years ago. "The perpendicular dropped from the vertex of the right angle upon the hypotenuse divid
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4.669 - Numberphile

493 views / 0 likes - added 7 years ago

Binge on learning at The Great Courses Plus: http://ow.ly/Z5yR307LfxY The Feigenbaum Constant and Logistic Map - featuring Ben Sparks. Ben Sparks: https://twitter.com/SparksMaths Random numbers: https://youtu.be/SxP30euw3-0 Mandelbrot Set: https://youtu.b
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Can You Solve The Missing Sock Puzzle?

618 views / 0 likes - added 7 years ago

A statistician keeps a simple wardrobe. He only purchases pairs of black socks and white socks, and he keeps all of the socks in a pile in the drawer. Recently one of the socks was lost in the laundry. The socks have a mathematical property. If you select

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