Search Results: "tool used to measure volume"

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07:51 Popular
Volume: How To Measure It | Measurement | Pre-Algebra | Khan Academy

778 views / 0 likes - added 8 years ago

Volume is a measurement in the 3rd dimension. This means that it not only has width and height, but it has depth as well. Let's watch this video in which we get a great explanation of how we measure volume. Practice this lesson yourself on KhanAcademy.org
02:28
Rare crow shows a talent for tool use

493 views / 0 likes - added 6 years ago

For decades the New Caledonian crow has taken the crown of top corvid tool-user. Now experiments on the rare Hawaiian crow, or Alala, suggest that they too could be natural tool-users. Read the full paper here: http://www.nature.com/doifinder/10.1038/natu
03:35 Popular
Dimensions Of Cube From Volume

793 views / 0 likes - added 9 years ago

Dimensions of cube from volume
04:17 Popular
How volume changes from changing dimensions

809 views / 0 likes - added 6 years ago

How volume changes from changing dimensions
01:58
The Apothecary's Indispensible Tool

626 views / 0 likes - added 8 years ago

This odd object was once the staple tool of an apothecary, but what do you think its role was? Rob explains.
07:13
Volume of a Composite Shape

671 views / 0 likes - added 9 years ago

u07_l3_t1_we3 Volume of a Composite Shape
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Proof: Volume Ratios in a Carnot Cycle

670 views / 0 likes - added 9 years ago

Proof of the volume ratios in a Carnot Cycle More free lessons at: http://www.khanacademy.org/video?v=ixRtSV3CXPA
06:36
Arc Measure Example Problems

686 views / 0 likes - added 8 years ago

Arc measure example problems
02:35 Popular
Volume of a Sphere

763 views / 0 likes - added 9 years ago

u07_l3_t1_we2 Volume of a Sphere More free lessons at: http://www.khanacademy.org/video?v=IelS2vg7JO8 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
01:48 Popular
Using Reflection Tool | Transformations | Geometry | Khan Academy

1,167 views / 0 likes - added 8 years ago

Using reflection tool Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/rigid-transformations-intro/e/performing-reflections-on-the-coordinate-plane?utm_source=YT&utm_medium=Desc&utm_camp
02:10
Finding Inscribed Angle Measure

605 views / 0 likes - added 8 years ago

Finding inscribed angle measure
06:58
Arc Measure With Equations Examples

609 views / 0 likes - added 8 years ago

Arc measure with equations examples
01:32 Popular
Formal Translation Tool Example | Transformations | Geometry | Khan Academy

1,286 views / 0 likes - added 8 years ago

Formal translation tool example Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/hs-geo-translations/e/defining-translations?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Watch the
05:23
Performing arithmetic calculations on units of volume

563 views / 0 likes - added 9 years ago

U06_L1_T3_we2 Performing arithmetic calculations on units of volume More free lessons at: http://www.khanacademy.org/video?v=hShqXKpI6KA Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
05:27
Arc Measure

593 views / 0 likes - added 8 years ago

Introduction to arc measure (and a comparison to arc length).
03:29
Solving application problems involving units of volume

565 views / 0 likes - added 9 years ago

U06_L1_T3_we3 Solving application problems involving units of volume More free lessons at: http://www.khanacademy.org/video?v=KgoXx_58QyQ Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
01:41
Measuring Volume with a Ruler

688 views / 0 likes - added 5 years ago

Deane demonstrates a method for measuring the volume of an irregular container. SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=CuriosityShow CONNECT WITH CURIOSITY Facebook ➤ http://www.facebook.com/CuriosityShow Twitter ➤ https://twitt
03:19
How to measure the height of a tree

148 views / 0 likes - added 1 year ago

Dr. Dean Coble, professor of forest biometrics, and Jason Grogan, research associate, illustrate how to measure the height of a tree using a yardstick.
4:18:01
Cartoon Classics | 36 Favorites of The Golden Era Cartoons | Volume 2

551 views / 0 likes - added 2 years ago

Second volume of authentic Cartoon Classics! Series featuring more classic animation remastered and restored running over 4 hours from the golden age of animation including Looney Tunes, Bugs Bunny, Porky Pig, Daffy Duck, Elmer Fudd, Superman, Popeye, Bet
23:58
Minecraft Xbox - Tool Order [461]

558 views / 2 likes - added 7 years ago

Welcome to my Let's Play of the Xbox 360 Edition of Minecraft. These videos will showcase what I have been getting up to in Minecraft and everything I have built. In this episode I finish building a tool shop with William Beaver. Twitter - @stampylongnose
27:38
Minecraft Xbox - Tool Trade [414]

691 views / 0 likes - added 7 years ago

Welcome to my Let's Play of the Xbox 360 Edition of Minecraft. These videos will showcase what I have been getting up to in Minecraft and everything I have built. In this episode I play my tool trade mini-game. Twitter - @stampylongnose Instagram - https:
05:20
This tool will help improve your critical thinking - Erick Wilberding

225 views / 0 likes - added 3 years ago

Explore the technique known as the Socratic Method, which uses questions to examine a persons values, principles, and beliefs. --Socrates, one of the founding fathers of Western philosophical thought, was on trial. Many believed he was an enemy of the sta
14:41
Find the Volume of Any Shape Using Calculus

332 views / 0 likes - added 3 years ago

Calculus isn't just abstract mathematics, it is an incredibly useful tool. Here I show you how to use it to derive the volumes of 3D shapes. Check out my posters here https://store.dftba.com/collections/domain-of-scienceThis was the first example that rea
03:06 Popular
How People (And Squids) Measure Things

722 views / 1 likes - added 8 years ago

There is more than one way to measure the same thing! Jessi and her friend The Giant Squidstravaganza (Squid for short) explore the differences between the Metric System and the Imperial System. ---------- Looking for SciShow elsewhere on the internet? Fa
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01:36 Popular
SB 100: How Virtual Reality Works As A Training Tool

921 views / 1 likes - added 8 years ago

Andrew Wasserman from Strivr explains how virtual reality helps top athletes get better, and how the technology is getting more and more realistic. Still haven’t subscribed to WIRED on YouTube? ►► http://wrd.cm/15fP7B7 CONNECT WITH WIRED Web: http://wired
03:01
Inside The Humble Tape Measure

571 views / 2 likes - added 8 years ago

The tape measure is one of the most underappreciated tools that we use in our everyday lives. When you see what's inside of its shell, you'll never look at one the same way. It's fascinating! MACHINES: HOW THEY WORK Thursdays 10/9c on Science http://www.s
04:43
The New CRISPR Tool That Could Delete Disease From Our DNA

365 views / 0 likes - added 4 years ago

CRISPR-Cas3 could be the new gene editing tool we need to finally eliminate diseases from our genome. Here's how it works.What Happens When a Human Gets Rabies? - https://youtu.be/0PHoioJ2ViYRead More: CRISPR-Cas3 innovation holds promise for disease cure
00:52 Popular
Sesame Street:“Elmo The Musical – Volume 2” Preview

815 views / 0 likes - added 9 years ago

It’s volume two of Elmo’s math-filled musicals, packed with 7 all-new to DVD episodes! With over two hours of music, adventure, math, friendship and fun, little learners will love to sing along! Includes a bonus full-length video of “Play With Me Sesame:
01:19 Popular
GM's RoboGlove Will Turn Workers Into Tool-Slinging Cyborgs | WIRED

727 views / 0 likes - added 7 years ago

GM's building a power-assisted glove that will make spinning a wrench a whole lot easier. Still haven’t subscribed to WIRED on YouTube? ►► http://wrd.cm/15fP7B7 CONNECT WITH WIRED Web: http://wired.com Twitter: https://twitter.com/WIRED Facebook: https://
34:29
What Does IQ Actually Measure?

216 views / 0 likes - added 9 months ago

IQ is supposed to measure intelligence, but does it? 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
07:01 Popular
Father's Day - Duct Tape Tool Belt Craft | A Cool School Kids Craft With Crafty Carol

1,011 views / 2 likes - added 8 years ago

Father's Day is around the corner & Crafty Carol has crafted the perfect gift for Dad ⎯ a duct tape tool belt. Watch to follow Carol's steps for creating the ultimate tool belt. And yes, Slime is on Carol's to-do list! Comment below with what you want Cra
08:01 Popular
Surface Area to Volume Ratios - Christmas Lectures with Philip Morrison

831 views / 0 likes - added 5 years ago

The mathematicians of Lilliput assumed that Gulliver would need 1728 times as much food as an individual Lilliput. Philip Morrison shows why this is not true, using surface area to volume ratios. Watch the full lecture: http://www.rigb.org/christmas-lectu
05:09 Popular
Volume Word Problems — Harder Example | Math | New SAT | Khan Academy

1,211 views / 0 likes - added 8 years ago

Watch Sal work through a harder Volume word problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-additional-topics-math/v/sat-math-s2-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the previou
03:59 Popular
Volume Word Problems — Basic Example | Math | New SAT | Khan Academy

1,025 views / 0 likes - added 8 years ago

Watch Sal work through a basic Volume word problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-additional-topics-math/v/sat-math-s1-harder?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the previous
05:04 Popular
Whoever builds something here will be rich beyond measure - Fabio Pacucci

2,009 views / 0 likes - added 9 months ago

Download a free audiobook version of Project Hail Mary" and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed--Since the 1950s, governments, companies, and researchers have been planting flags among the stars. But while it might seem like
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03:47
How to measure the speed of light - with CHOCOLATE! | Do Try This At Home | We The Curious

417 views / 0 likes - added 2 years ago

All you need to measure the speed of light is a microwave, a ruler & a bar of chocolate! To show you how to do this quantum kitchen experiment, here's Ross & Nerys in this week's portion of tasty science.This video was presented by: Ross Exton, Live Scien
03:46
Measure height with a watch! Cliff jump science

646 views / 0 likes - added 6 years ago

This is a simple trick using high school physics where you can measure the height of really tall objects like a cliff, using just a stopwatch. Special thanks to Active Life Store for the GoPro shots. You can get one from them here: http://www.bit.ly/1y41Q
06:42
How and why do we measure time? - with Leon Lobo

25 views / 0 likes - added 1 month ago

Why do we need to coordinate the way we measure time? And how do atomic clocks work? Find out with Leon Lobo, Head of the National Timing Centre (NTC) programme at the National Physical Laboratory. This video is part of our celebration of British Science
04:38
Curiosity gets a gravimeter—repurposed instrument can now measure rock density

415 views / 0 likes - added 5 years ago

The Curiosity rover landed on Mars without a gravimeter on board. But researchers realized that its accelerometers--normally used to determine the position of the rover--could be repurposed to measure the density of the rock it was passing over. These mea
08:34 Popular
How to Measure The Radius of the Earth Using Only a Camera and the Moon!

1,023 views / 0 likes - added 6 years ago

If for some reason you missed out on the last 2,500 years of human advancement and are still wondering if the earth is round or not, well here is a cool way to actually measure the radius of the earth using the moon and a camera! Anyone can try this! It i
05:47
This Weevil Has Puppet Vibes But Drills Like a Power Tool | Deep Look

29 views / 0 likes - added 2 months ago

This fuzzy acorn weevil cant crack open acorns like a woodpecker or chomp through them like a squirrel. Instead, she uses her incredibly long snout, called a rostrum, to power-drill through an acorns tough and resilient shell. And it's not just lunch on h
12:36 Popular
Math Antics - Volume

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

Learn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!
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15:22
Optimization - Maximum Volume Of Box

634 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
00:20
Hints of tool use, culture seen in bumblebees

462 views / 0 likes - added 7 years ago

String-pulling skills readily spread among bumblebees, despite their small brains. Learn more: http://scim.ag/2dIjHLN JOIN AAAS: http://scim.ag/2bxrxnH
05:30 Popular
Light Seconds, Light Years, Light Centuries: How To Measure Extreme Distances - Yuan-Sen Ting

955 views / 2 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-do-we-measure-distances-in-space-yuan-sen-ting When we look at the sky, we have a flat, two-dimensional view. So how do astronomers figure the distances of stars and galaxies from Earth? Yuan-Sen Ting shows
06:26
This New AI Forensic Tool is Fighting Illegal Logging

219 views / 0 likes - added 3 years ago

At about $150 billion per year, the illegal logging trade is the most profitable environmental crime in the world. A majority of which is often controlled by international organized criminal networks. To slow down this illegal enterprise, an interdiscipli
14:46
Programmable Bacteria: Nature's Most Powerful Tool

227 views / 0 likes - added 2 years ago

Get a 30-day trial of Audible at http://Audible.com/realscienceOr, text, "realscience" to 500 500Patreon: https://www.patreon.com/realscienceTwitter: https://twitter.com/stephaniesammaInstagram: https://www.instagram.com/stephaniesammannCredits:Narrator:
09:44 Popular
How to Measure Wavelength of Light with a Meter Stick - The Science of Light with Mr. G - Part 2

1,233 views / 0 likes - added 5 years ago

**WARNING: This video contains math. Math has been known to cause great anxiety and even scare people. Please watch this video at your own risk. Or, just be brave and learn something new today! ~Craig Beals and Glenn Govertsen from the Mr. G Science Show
06:54
The AI historian: A new tool to decipher ancient texts

161 views / 0 likes - added 2 years ago

The origins of ancient inscriptions are often shrouded in mystery. Writing carved into stone millennia ago can be hard to read and is often missing entire sections of the text. Now a neural network, trained on thousands of existing inscriptions, could hel
04:53
Showing Angles Have Same Measure

586 views / 0 likes - added 9 years ago
11:32 Popular
How to measure HOW MUCH PEE IS IN YOUR POOL

1,097 views / 0 likes - added 6 years ago

Knowledge is power! Even if that knowledge causes you to rethink some of those lovely summer memories. FREE Audio Book- http://bit.ly/AudibleMarkRober A review of all the books I've listened to recently: http://bit.ly/MarksAudioBooks Lindsay's Papers: htt
02:16
How Do We Measure the Distance to Stars?

424 views / 0 likes - added 5 years ago

The answer lies in the tiny shifts we see in a star's position as Earth revolves around the sun.
4:16:03
Cartoon Classics | 28 Favorites of The Golden Era Cartoons | Volume 1

281 views / 0 likes - added 2 years ago

Featuring over 4 hours of remastered and restored Cartoon Classics from the golden age of animation including Looney Tunes, Bugs Bunny, Porky Pig, Daffy Duck, Elmer Fudd, Superman, Popeye, Betty Boop and more. 8thManDVD.com and all content 2017 ComedyMX L
01:31
A 20 cent tool could save lives and transform health care

654 views / 0 likes - added 5 years ago

Scientists at Princeton University invented a low-cost medical device that could save lives and revolutionize health care. The paperfuge is centrifuge made of paper, string, and plastic that can separate blood cells with no electricity. And it only costs
01:06
New Evidence Shows Neanderthals Used a Familiar Tool to Practice Dental Hygiene

239 views / 0 likes - added 3 years ago

The practice of dental hygiene goes back at least 46,000 years.
15:34
How To Measure The Tiniest Forces In The Universe

93 views / 0 likes - added 1 year ago

This lab measures the tiniest forces in the universe. This video is sponsored by Brilliant. You can get started for free, or the first 200 people to sign up via https://brilliant.org/veritasium get 20% off a yearly subscription. Thanks to Rich Press and N
10:14
How to Measure Flow with Magnets - (Magnetic Flow Meters)

636 views / 0 likes - added 6 years ago

What happens when a civil engineer mixes water and electricity? The results aren't always ideal, but you always learn something! A magnetic flow meter relies on Faraday's Law of Induction to measure the flow of a fluid. Magnets outside the pipe create a m
03:14
Beaver dams without beavers? Artificial logjams are a popular but controversial restoration tool

648 views / 3 likes - added 5 years ago

Imitating busy rodents a cheap way to repair damaged rivers, researchers say Read more - https://scim.ag/2LvhCQx CREDITS ------------------------- editor/animator/narrator Chris Burns supervising producers Sarah Crespi Nguyên Khôi Nguyên script Ben Goldfa
02:19
Here's How Scientists Will Measure Quakes on Mars

647 views / 1 likes - added 7 years ago

Mars: The Secret Science | Mondays at 9/8c on Science Channel Full Episodes Streaming FREE on Science GO: https://www.sciencechannelgo.com/mars-the-secret-science/ Unlike Earth, Mars is thought to have only one tectonic plate. How does that one plate crea
04:39 Popular
Using hair to measure acceleration due to gravity

825 views / 0 likes - added 5 years ago

Learn more about gravity and solve fun problems at https://brilliant.org/tibees/ In this video I calculate a value for g, the acceleration due to gravity, by treating my hair as a simple pendulum. Uncertainty analysis was done following the method outline
04:12
What Color are the Stars? How To Measure the Temperature of the Stars With Only a Camera

591 views / 0 likes - added 5 years ago

Do Your Own Experiments at home! https://www.theactionlab.com/ Have you ever wondered what color the stars are? And what does a star's color actually mean? In this video I show you how to measure the temperature of the stars by using your camera. I talk a
02:59 Popular
Astronomers measure the mass of a star—thanks to an old tip from Einstein

851 views / 0 likes - added 6 years ago

Relativistic bending of light helps peg this white dwarf star at 2/3 the mass of the sun. Read more - http://scim.ag/2sg2Irm Learn more - http://scim.ag/2qWT3C9
06:19
How to Measure the Speed of Light with Marshmallows - Christmas Lectures with Neil Johnson

98 views / 0 likes - added 1 year ago

This may not be something you'd thought of doing but now you know how the speed of light can be measured using only some marshmallows and a microwave oven.Watch the full second lecture of the series: http://www.rigb.org/christmas-lectures/watch/1999/arrow
04:56 Popular
Speed of sound activity - Measure the echo - Homemade Science with Bruce Yeany

1,337 views / 0 likes - added 7 years ago

The speed of sound can be measured with reasonable results by measuring the time of an echo. A couple blocks of wood for clapping together, a stopwatch, and a calculator are the equipment was used for the middle school classroom activity.
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12:53 Popular
How to Measure to a MILLIONTH of an Inch (The Dawn of Precision) - Smarter Every Day 206

727 views / 0 likes - added 5 years ago

Support Smarter Every Day by: ① Get a 23andMe kit for someone you love at https://23andMe.com/smarter ② Clicking here to subscribe if you dig it http://bit.ly/Subscribe2SED ③ Tweeting me what you think:http://bit.ly/2BwP3Pj Click below for more links! ⇊ ~
06:39
The Star That Redefined the Universe

365 views / 0 likes - added 5 years ago

Delta Cephei is a visible star located in the constellation Cepheus. It is uniquely variable and provided astronomers with a new tool to measure the universe with. This important star is the prototype of a class of stars called Cepheid Variables. This vid
09:50
Thermodynamics (part 1)

552 views / 0 likes - added 9 years ago

Intuition of how gases generate pressure in a container and why pressure x volume is proportional to the combined kinetic energy of the molecules in the volume. More free lessons at: http://www.khanacademy.org/video?v=tQcB9BLUoVI
04:52 Popular
Can You Solve The Two Rope Puzzle?

706 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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Lego insect manipulator stop motion | Natural History Museum

673 views / 0 likes - added 5 years ago

Natural History Museum scientists have created a tool made from Lego to hold and manipulate delicate specimens such as tiny insects. The pinned insect manipulator (IMp) allows scientists to easily move the specimen into different positions and rotate it o
09:10
The LOONEY TUNES SHOW: DVD Previews Compilation [Cartoons for Children HD 1080p]

685 views / 0 likes - added 7 years ago

This compilation features some of the best of the Looney Tunes Show DVD clips available from WBShop.com and YouTube Shows. The episodes' details are listed below, and please subscribe for more entertaining movies and cartoons! 0:09 The Looney Tunes Show:
Insects in Flight | Ladybug in SLOW MOTION

168 views / 0 likes - added 2 years ago

From Egg to first Flight - Ladybug takes off in extreme Slow Motionat 5,000 fps. As the camera I used (Photron Fastcam Nova S16) got a 1000x1000 pixel sensor, the footage is taken at F16 and cropped to 720p.------------------------------------------------
02:58 Popular
Multi-Agent Hide and Seek

892 views / 1 likes - added 4 years ago

We’ve observed agents discovering progressively more complex tool use while playing a simple game of hide-and-seek. Through training in our new simulated hide-and-seek environment, agents build a series of six distinct strategies and counterstrategi
21:36
ALL ABOUT MUSICAL SCALES - A COMPLETE GUIDE!!!

474 views / 0 likes - added 2 years ago

Simple method to organize ALL MUSICAL SCALES of harmonies. We use a simple method based on families and circular interval patterns to organize all scales that are well suited for building up harmonies: "THE SCALES OF HARMONIES". We explore and systematize
08:56
Cell Size

660 views / 0 likes - added 8 years ago

Thinking about the limiting factors of cell size. Focus on volume to surface area ratio.
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Robot Using Virus-Killing UV Light is Being Tested on Airplanes

529 views / 0 likes - added 3 years ago

A robot using virus-killing uv light is being tested on Swiss airplanes and could be another tool used to bring people closer to feeling safe while they travel again. AmazeLabs Johana Restrepo has more.
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Five Firsts for Mars InSight

380 views / 1 likes - added 5 years ago

Mars InSight will be the first to detect seismic activity on Mars’ surface, first to measure rate of heat transmitted from interior, first to dig nearly 5m down, first to measure magnetic fields on Mars’ surface, and first to use a robotic arm to place in
02:35
7th year working at the meat restaurant..the dog is better than people LOL

473 views / 0 likes - added 5 years ago

It greets customers and brings the remote control whenever they ask to "turn up the volume." Haneul has a better sense than people
05:08 Popular
Why is gravity different?

823 views / 0 likes - added 3 years ago

We probably think we know gravity pretty well. After all, we have more conscious experience with this fundamental force than with any of the others (electromagnetism and the weak and strong nuclear forces). But even though physicists have been studying gr
07:04
What *Really* happens to used Electric Car Batteries? - (you might be surprised)

94 views / 0 likes - added 9 months ago

How are Lithium Batteries Recycled? Today we find out. Whether its Electric Car batteries, cell phone batteries, or tool batteries the process is all the same. HUGE thanks to Li-Cycle for giving us a tour: https://www.li-cycle.com/ if you're looking to re
11:59
Parsing Gross Domestic Product

464 views / 0 likes - added 9 years ago

Understanding what GDP does and doesn't measure. More free lessons at: http://www.khanacademy.org/video?v=zh8XASZxo1Q
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2003 AIME II Problem 5

557 views / 0 likes - added 9 years ago

Volume of a wedge cut from a cylindrical log More free lessons at: http://www.khanacademy.org/video?v=EzE53aPGbrQ
10:31
ROA Discussion 1

419 views / 0 likes - added 9 years ago

A discussion of the various ways to measure return on assets More free lessons at: http://www.khanacademy.org/video?v=Oh4H3BJX1ZI
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What is the Heisenberg Uncertainty Principle: Explained in Simple Words

526 views / 0 likes - added 3 years ago

Heisenbergs uncertainty principle says that if we know everything about where a particle is located, we know nothing about its momentum. Conversely, if we know everything about its momentum, then we know nothing about where the particle is located. In oth
13:01
Ideal Gas Equation Example 2

503 views / 0 likes - added 9 years ago

PV/T is a constant. Figuring out the volume of an ideal gas at standard temperature and pressure (STP). More free lessons at: http://www.khanacademy.org/video?v=GwoX_BemwHs
08:04
Real GDP and Nominal GDP

481 views / 0 likes - added 9 years ago

Using real GDP as a measure of actual productivity growth More free lessons at: http://www.khanacademy.org/video?v=lBDT2w5Wl84
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Oh My Dog!

482 views / 0 likes - added 6 years ago

In front of a raging crowd, the most oustanding dogs face each other to measure their talents and strengths.
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Winter Boot Safety Is a Slippery Slope

490 views / 0 likes - added 7 years ago

Researchers put a tiny ice rink on a tipping platform to measure how much grip winter boots really have.
00:56
The Truth About Chips

51 views / 0 likes - added 1 month ago

I show you the volume change when I vacuum the nitrogen out of a bag of chips.#shorts
04:53 Popular
What's The Difference Between Accuracy And Precision? - Matt Anticole

932 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/what-s-the-difference-between-accuracy-and-precision-matt-anticole When we measure things, most people are only worried about how accurate, or how...
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11:20 Popular
Richter Scale

762 views / 2 likes - added 9 years ago

The basics of the logarithmic Richter and Moment Magnitude Scales to measure earthquakes More free lessons at: http://www.khanacademy.org/video?v=RFn-IGlayAg
03:40 Popular
Does The Size Of Your Brain Matter?

710 views / 1 likes - added 8 years ago

If big brains were a gauge of intelligence, whales would be the smartest animals on earth. How do we measure intelligence, and how much does the size of your brain matter? Do Men and Women Have Different Brains? ►►►►http://dne.ws/1hhWkq0 Read More: Are Bi
05:44
Build an Electroscope

553 views / 0 likes - added 5 years ago

The electroscope is a simple device designed to detect and measure electrostatic fields. This centuries old device is the ancient ancestor of modern Digital Multi Meters.
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Musical Saws, Chladni plates and a Homemade bow // HomeMade Science with Bruce Yeany

642 views / 0 likes - added 6 years ago

REPOSTED WITH VOLUME ADJUSTED Make "music" with a carpenter saw, produce frequency patterns on easy to make Chladni plates, AND make your own violin type bow to use with both activities. Science is better when you make it yourself!
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Statistics: The Average

593 views / 0 likes - added 9 years ago

Introduction to descriptive statistics and central tendency. Ways to measure the average of a set: median, mean, mode More free lessons at: http://www.khanacademy.org/video?v=uhxtUt_-GyM
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A Lab The Size Of A Postage Stamp - George Whitesides

814 views / 1 likes - added 8 years ago

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
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Current

472 views / 0 likes - added 8 years ago

Current is the flow of charge. We measure current by counting the amount of charge passing through a boundary in one second.
03:40 Popular
Two Burning Ropes - Brain Teaser

779 views / 0 likes - added 8 years ago

Two burning ropes are needed to measure 45 minutes exactly. Each rope takes exactly one hour to burn, but they don't burn at a constant rate. Each rope is made of a different material and burns differently from the other. How do we measure 45 minutes exac
04:08 Popular
Measuring A Golden Statue | Measurement And Data | Early Math | Khan Academy

748 views / 0 likes - added 8 years ago

Measure an object with same-size length units that span it with no gaps or overlaps. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-picture-graphs/e/solving
00:38
Today we will be talking about Ctrl + H, Ctrl + W, and Ctrl + shift + W

73 views / 0 likes - added 1 year ago

Ctrl + Hopens the find and replace tool that lets you search for a character, word, or phrase and replace it with something else. Ctrl+W Closes the currently open document and Ctrl + shift + W Closes the current window among other functions
04:16
Why advertisers are tracking your emojis

485 views / 0 likes - added 5 years ago

It’s not just your Google keywords anymore. Advertisers are developing ads to target consumers based on the emojis they use. Subscribe to our channel! http://goo.gl/0bsAjO Check out more of The Goods on Vox https://bit.ly/2qlIYQx With Twitter’s new emoji
28:26
Reconciling Thermodynamic and State Definitions of Entropy

473 views / 0 likes - added 9 years ago

Long video explaining why entropy is a measure of the number of states a system can take on (mathy, but mind-blowing). More free lessons at: http://www.khanacademy.org/video?v=WLKEVfLFau4
09:04
Potato cannon powered glider!

401 views / 0 likes - added 3 years ago

My friend & I collaborated in Dropbox Paper to build a collapsible glider for a potato cannon! Visit http://bit.ly/DropboxPaper_BS to learn more about this free tool. #DropboxAmbassadorYou can find the 3D files on my website https://www.backyardscient.ist
01:08
Sensors for your sweat

525 views / 0 likes - added 7 years ago

Watch a new skin sensor measure your health while you exercise Learn more: http://bit.ly/2gaAess Read the research (free): http://bit.ly/2gz73fX
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05:50
How reliable is fingerprint analysis?

395 views / 0 likes - added 5 years ago

Fingerprinting is used by law enforcement all over the world, but it may not be as reliable as you think. Subscribe to our channel! http://goo.gl/0bsAjO Fingerprinting has been a vital tool in forensic science since 1911 when the first conviction was hand
09:33
How do self driving Robo Taxis Work?! - First Drive!

181 views / 0 likes - added 2 years ago

Driverless Robo taxes Might be picking you up sooner than you think! Learn more from the Newsroom HERE: https://intel.ly/396sEJH or watch Intel's keynote HERE: https://bit.ly/3CbaUts Driving in a Robo Taxi is super futuristic. No driver, No worries. Mobil
Ants can pave road?!

142 views / 0 likes - added 2 years ago

Another remarkable example of tool use in ants: fire ants paving sticky surfaces with the shiny glass gravels I gave them. Ive seen signs of this behavior, but I didnt expect it to be so robust until my friend told me about it (read more in Wen et al., 20
03:00
Plier Staplers | How It's Made

683 views / 0 likes - added 7 years ago

#HowItsMade Mondays at 9/8c on Science Robot and human workers take raw steel and turn it into a familiar tool! Watch full episodes: http://www.sciencechannelgo.com Subscribe to Science Channel: http://bit.ly/SubscribeScience
02:00
Changing Sketches into Photorealistic Masterpieces

475 views / 0 likes - added 5 years ago

A deep learning model developed by NVIDIA Research turns rough doodles into highly realistic scenes using generative adversarial networks (GANs). The tool is like a smart paintbrush, converting segmentation maps into lifelike images. Read more at https://
01:18 Popular
Can You Make 4 Triangles From 6 Matches?

976 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
04:22 Popular
Impossible Algebra Problem

1,236 views / 0 likes - added 7 years ago

This problem is making the rounds. Can you place numbers in the four boxes so all the equations are true? Blog post (text/image explanation): http://wp.me/p6aMk-4up If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecis
11:35
Real Gases: Crash Course Chemistry #14

575 views / 0 likes - added 9 years ago

Hank bursts our ideal gas law bubble, er, balloon, and brings us back to reality, explaining how the constants in the gas law aren't all that constant; how the ideal gas law we've spent the past two weeks with has to be corrected for volume because atoms
02:03 Popular
Tackling China’s Devastating Yellow River Floods

748 views / 2 likes - added 7 years ago

After learning how the waterway transports a billion tons of sediment into the sea each year, scientists built a tool that may help predict the inundations that impact some 80 million people. Subscribe to our channel: https://www.youtube.com/SciAmerican R
03:25 Popular
Can You Solve This? AA + BB + CC = ABC

2,470 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
03:18 Popular
Counting Dollars | Measurement And Data | Early Math | Khan Academy

712 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-money/v/counting-dollars?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: htt
07:52
How Close Are We to Resurrecting Extinct Species?

656 views / 1 likes - added 6 years ago

Bringing extinct animals back to life sounds like science fiction, but gene-editing techniques are making it possible. U.S./Mexico Border Wall Puts Animals In Danger Of Extinction - https://youtu.be/l6xTxh96Jbc Read More: Mammoth Tooth Discovery Suggests
04:40 Popular
Measuring Lengths 2 | Measurement And Data | Early Math | Khan Academy

743 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-measuring-length/e/measuring-lengths-2?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the ne
02:16
Telling Time Exercise Example 2 | Measurement And Data | Early Math | Khan Academy

673 views / 0 likes - added 8 years ago

Tell time on unlabeled analog clocks. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-time/e/telling_time?utm_source=YT&utm_medium=Desc&utm_campaign=Ear
02:54 Popular
Measuring Lengths With Different Units | Measurement And Data | Early Math | Khan Academy

1,316 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-measuring-length/e/measuring-lengths-with-different-units?utm_source=YT&utm_medium=Desc&utm_campaign=Ear
04:42
How Warren Buffett Tried To Trick Bill Gates In A Dice Game

682 views / 0 likes - added 7 years ago

Warren Buffett once challenged Bill Gates to a dice game similar to this one. How would you play the game? Blog post (text explanation) http://wp.me/p6aMk-4ro Source The dice numbers and the story are described at Microsoft Research's website for non-tran
05:50 Popular
Length Word Problems | Measurement And Data | Early Math | Khan Academy

929 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-length-word-problems/e/length-word-problems?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch t
07:21 Popular
Walt Disney's MultiPlane Camera (Filmed: Feb. 13, 1957)

714 views / 2 likes - added 7 years ago

Walt Disney explains his invention. Probably the most advanced tool ever made in the field of animation. (At least until the computer was made.) (C) Disney If you are the owner or the lawyer of the owner of this film, please contact me before Flagging the
03:07 Popular
Comparing Lengths | Measurement And Data | Early Math | Khan Academy

1,559 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-compare-estimate-length/e/comparing-lengths?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch t
18:53
15 Most Intelligent Animals In The World

370 views / 1 likes - added 3 years ago

We like to think that we're the smartest things that live on earth, but you don't have to look too far before you see other species exhibiting a surprising ability to think and problem solve. There are several ways in which you can measure how clever some
02:51
Telling Time Exercise Example 1 | Measurement And Data | Early Math | Khan Academy

652 views / 0 likes - added 8 years ago

Tell time on a labeled analog clock. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-time/e/telling_time_0.5?utm_source=YT&utm_medium=Desc&utm_campaign=
02:57 Popular
Reading Bar Graph Examples | Measurement And Data | Early Math | Khan Academy

1,629 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-bar-graphs/e/solving-problems-with-bar-graphs-1?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Wat
03:09 Popular
Making Line Plots | Measurement And Data | Early Math | Khan Academy

1,154 views / 0 likes - added 8 years ago

Making line plots. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-line-plots/e/creating-line-plots-1?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMa
02:03 Popular
Estimating Lengths | Measurement And Data | Early Math | Khan Academy

721 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-compare-estimate-length/e/estimating-lengths?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch
01:43 Popular
Solving Problems With Bar Graphs 2 | Measurement And Data | Early Math | Khan Academy

1,335 views / 1 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-bar-graphs/e/solving-problems-with-bar-graphs-2?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Wat
01:57 Popular
I Will Read Your Mind - Math Magic Trick

1,247 views / 2 likes - added 7 years ago

Pick a 2 digit number. Got it? Now and add up the digits. Subtract that from your original number. Look up the resulting number in the table. Can I figure out the symbol you are looking at? This video predicts your symbol and explains why this math trick
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05:57
How To Split A Cake Fairly Using Math

688 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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07:21 Popular
How the Meter Became the Meter

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

Try CuriosityStream and learn something new today: http://curiositystream.com/smart ↓ More info and sources below ↓ The meter is the world’s ultimate measure, but how did it become “the” meter? What is this measurement based on? The story of this revoluti
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02:48 Popular
Picture Graphs | Measurement And Data | Early Math | Khan Academy

1,519 views / 0 likes - added 8 years ago

Read and interpret a picture graph. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-picture-graphs/e/solving-problems-with-picture-graphs-1?utm_source=YT&utm
06:24 Popular
The Seemingly Impossible Escape Logic Puzzle

1,444 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
03:49
A Tasty Trove of Exoplanets at TRAPPIST-1

489 views / 0 likes - added 7 years ago

A baker’s half-dozen of Earth-size worlds is orbiting a (relatively) nearby star—and some could be habitable Subscribe to our channel! https://www.youtube.com/SciAmerican TRANSCRIPT: There's big news this week from 40 light years away, a star system calle
06:24 Popular
Can You Solve The Chameleon Riddle?

1,003 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
06:30
Gravity powered Escapement Wheel Part 2, Construction

348 views / 1 likes - added 3 years ago

In this follow up video, the basics of construction for this escapement mechanism are reviewed. This device was not particularly hard to build and can be simplified beyond what was shown here. In the prior video of this piece, the operation and various pa
07:52 Popular
Find The 10 Digit Number Classic Puzzle And Solution

882 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:
03:00
Multiply Numbers By Drawing Lines

620 views / 0 likes - added 6 years ago

Gow to multiply numbers by drawing lines. Get the Multiply By Lines Book! https://www.amazon.com/gp/product/1500866148/ If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecisions Connect on social media. I update each s
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10:20 Popular
SURPRISING Coin Flipping Probability - Flips To HH Versus HT

875 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
04:13 Popular
Adults Stumped By Geometry Problems For 10 Year Olds. Can You Solve Them?

840 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
07:10
TOUGH Interview Question - Ways To Give 11 Coins To 3 People

605 views / 0 likes - added 7 years ago

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
04:11
Naughty Boy, Sam Smith - La la la (Lyrics)

671 views / 8 likes - added 6 months ago

Naughty Boy, Sam Smith - La la la (Lyrics) Download / Stream: http://po.st/HCiTunes Turn on notifications to stay updated with new uploads! Naughty Boy: http://www.facebook.com/NBoyMusic http://www.twitter.com/naughtyboymusic Sam Smith: http://samsmithwor
05:16
WOODEN MATCHES | How It's Made

134 views / 0 likes - added 1 year ago

Have you ever wondered how matches are made? Get the history and making of this useful tool right here. Subscribe to Discovery UK for more great clips: http://www.youtube.com/subscription_center?add_user=DiscoveryTV Follow Discovery UK on Twitter: http://
02:57 Popular
Viral Facebook Math Problem

1,285 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
03:52
The Science Behind Hollywood Explosions

607 views / 0 likes - added 6 years ago

How do filmmakers create a big explosion? Theodore Kim explains how his software creates the smoke effects seen in many Hollywood films. Subscribe! http://bit.ly/1fUWHyY The Fascinating History of Animation: https://youtu.be/gfH-NLo8tRk Nobody blows thing
08:27
Can You Solve The 3 Cards Riddle?

676 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
03:31 Popular
How Logical Are You? The Irrationality Illusion Tricks Most

802 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
01:31
Here's how to escape a flooding vehicle

535 views / 0 likes - added 7 years ago

If you're ever in a car accident that results in the car sinking, you only have seconds to react and save your life. Here's what to do. Following is a transcript of the video: Reaction time and speed are key for survival. A sinking car will not immediatel
06:29 Popular
Toy physics - Pop guns-- cork, potato, or foam poppers // Homemade Science with Bruce Yeany

1,033 views / 2 likes - added 7 years ago

Fun and easy instructions for several variations of pop guns,potato poppers, and pop gun repeaters are shown in this video. The science behind the toy is an application of the basic concept of Boyle's law. The relationship shows that as the volume of a ga
06:03
Ring and Chain Trick Supersized // Homemade

330 views / 0 likes - added 4 years ago

A popular "magic" trick can also be a great learning tool for students to investigate. Starting with the original materials and then going larger plus watching it in slow motion makes the science behind the behavior easier to follow. This video offers a b
02:45
The Day After Tomorrow Is Yesterday Riddle. Can You Solve It?

700 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
02:23
This SAT Math Question Has A Mistake

662 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
04:13 Popular
Can You Solve This Grade 12 Geometry Problem From Australia? The Marshmallow Chocolate Puzzle

903 views / 0 likes - added 7 years ago

A marshmallow has the shape of a cylinder with diameter 5 and height 3. A dessert is made with 24 marshmallows: there are two stacked layers of marshmallows, and each layer has 3 rows of 4 marshmallows. The gaps between the marshmallows are filled with ch
03:33 Popular
Can You Solve This Intelligence Test? Viral Facebook Puzzle

737 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
00:58
Stacking Pringles In a Circle

217 views / 0 likes - added 2 years ago

I stack Pringles in a circle to measure their curvatureSee the full video here: https://www.youtube.com/watch?v=apJtZX39i80Subscribe to my man channel here: https://www.youtube.com/channel/UC1VLQPn9cYSqx8plbk9RxxQ#shorts
05:09 Popular
Can You Solve The Snake Eyes Probability Riddle?

837 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
03:54 Popular
What's The Best Soup Can Size? The Optimal Cylinder Puzzle

793 views / 0 likes - added 7 years ago

A cylindrical can with volume V can be made in different ways. The cylinder can be wide and short (large radius and small height), or it can be narrower and taller (small radius and larger height). Which shape uses the least material? That is, which can h
09:33
LITERATURE: Leo Tolstoy

566 views / 0 likes - added 8 years ago

Leo Tolstoy was a remarkable novelist in part because he believed in the novel as a tool for social reform, something that would enable us to become kinder, more thoughtful and more generous towards others. If you like our films take a look at our shop (w
01:50 Popular
How Braille was invented | Moments of Vision 9 - Jessica Oreck

1,534 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/how-braille-was-invented-moments-of-vision-9-jessica-oreck Today, Braille is the universally accepted system of writing for the blind, translated into almost every language in almost every country across the glo
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06:57
When Is Christmas? Mentally Convert Date To Day Of The Week

528 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
01:25 Popular
Using Rotation Widget | Transformations | Geometry | Khan Academy

1,486 views / 0 likes - added 8 years ago

Using rotation widget Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/rigid-transformations-intro/e/performing-rotations-on-the-coordinate-plane?utm_source=YT&utm_medium=Desc&utm_campai
10:02
How noise pollution threatens ocean life | The Economist

624 views / 2 likes - added 4 years ago

Noise pollution has led to multiple whale-strandings and poses a threat to thousands of ocean creatures. Meet the scientist who is mapping ocean noise in a bid to dial down the volume. Click here to subscribe to The Economist on YouTube: https://econ.st/2
05:39 Popular
Can You Solve A 5th Grade Problem From China? Find The Area Of ABCD

787 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
02:09
The Grips// Stess-Show Vol1 // Learn basic card grips!

630 views / 0 likes - added 4 years ago

Stess-Show Vol1 simply teaches the most basic of card deck grips. The Mechanics Grip, Straddle Grip, and Upper Straddle Grip. These grips may seem obvious to some but they are fundamental in learning card moves. This is the best place to begin your card m
03:56 Popular
Will We Ever Stop Breaking World Records?

765 views / 0 likes - added 7 years ago

Every year, it becomes more difficult to break a world record. Is there a limit to human capability? Why Sports Are Unfair - http://bit.ly/1lgjZcl Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Read More: Have We Reached The Athletic Limit
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05:55 Popular
"Impossible" Logic Puzzle - How Many Liars Are At The Party?

804 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
04:31 Popular
Counting American Coins | Measurement And Data | Early Math | Khan Academy

735 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-money/v/counting-dollars?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: htt
03:28 Popular
Flower Math Problem - Adults Stumped By Question For Kids In China

1,386 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
15:15
Moving Faster Than The Speed Of Light? Special Relativity Velocity Addition Formula

679 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?

1,296 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
01:49 Popular
This Matchstick Puzzle Is

852 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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04:14
The World's First Solar Powered Train

445 views / 0 likes - added 4 years ago

The Byron Bay Railroad Company runs the world's first 100% solar-powered train. It wouldn't work everywhere - but in the bright sunshine of Australia, it might just be the right tool for the job. More about the railroad: https://byronbaytrain.com.au/ Edit
26:40 Popular
Le Chatelier's Principle

1,136 views / 0 likes - added 3 years ago

This chemistry video tutorial provides a basic introduction into Le Chatelier's Principle of chemical equilibrium. It explains how to determine which direction the reaction will shift if the concentrations of the reactants or the products increase in valu
07:49 Popular
Can You Solve The Viral 9 = 72 Puzzle? The Correct Answer Explained

1,073 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
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
05:12 Popular
How Do Hard Drives Work? - Kanawat Senanan

720 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-do-hard-drives-work-kanawat-senanan The modern hard drive is an object that can likely hold more information than your local library. But how does it store so much information in such a small space? Kanawat
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02:37 Popular
Order By Length | Measurement And Data | Early Math | Khan Academy

1,668 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-length-intro/e/order-by-length?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesso
06:08
OpenAI Plays Hide and Seekand Breaks The Game!

341 views / 0 likes - added 4 years ago

Check out Weights & Biases here and sign up for a free demo: https://www.wandb.com/papersTheir blog post is available here: https://www.wandb.com/articles/better-paths-through-idea-space The paper "Emergent Tool Use from Multi-Agent Interaction" is availa
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Music as a language - Victor Wooten

606 views / 0 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/victor-wooten-music-as-a-language Music is a powerful communication tool--it causes us to laugh, cry, think and question. Bassist and five-time Grammy winner, Victor Wooten, asks us to approach music the same wa
This NASA Scientist Studies Forests by Looking at Them From Space I NOVA I PBS

196 views / 0 likes - added 3 years ago

NASA Goddard researcher Lola Fatoyinbo shoots lasers at trees in order to measure how much carbon forests store.PRODUCTION CREDITS:Excerpted in part from NOVA's "Can We Cool the Planet?"Producer/Director: Ben KalinaDirector/Camera: Jen SchneiderEdited by:
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Put A Sock In It!

500 views / 0 likes - added 8 years ago

Deane shows how the volume of recorded music was controlled in an old fashioned phonograph. SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=CuriosityShow CONNECT WITH CURIOSITY Facebook ➤ http://www.facebook.com/CuriosityShow Twitter ➤ h
07:25 Popular
Can You Solve The Race To December 31 Riddle?

712 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
03:21 Popular
Can You Solve A Puzzle That Fooled Richard Feynman?

705 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"

503 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
05:45 Popular
World's Heaviest Weight

974 views / 0 likes - added 5 years ago

How do you measure big forces accurately? By calibrating your force transducer on the world's biggest weight - 1,000,000 pounds of force. This machine ensures planes don't break apart, jets provide required thrust, and rockets make it to their destination
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The bizarre flashing lights on a smartwatch

160 views / 0 likes - added 11 months ago

Get your first month of KiwiCo free: https://kiwico.com/stevemouldSmart watches use a flashing green light to measure your heart rate and a red and infarred light to measure your oxygen saturation. The way it works is really clever.Check out Andrew Steele
13:40 Popular
BEST Way To Play Memory (Card Game) - WIN Using Math

947 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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07:57
Sounds of Survival | bioGraphic

605 views / 0 likes - added 5 years ago

Deep in the emerald cloud forests of Cusuco National Park of Honduras, scientists are on a quest to record the never-before-heard call of the endangered “exquisite spike-thumb frog” (Plectrohyla exquisita). What ensues is both a delightful por
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Can YOU Solve It? This Question Stumped 75% Of PhD Economists

603 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
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Why Mount Everest's height keeps changing

358 views / 0 likes - added 3 years ago

The world's tallest mountain just got a little taller here's why.Subscribe to our channel! http://goo.gl/0bsAjOIn December of 2020, China and Nepal made a joint announcement about a new measurement for Mount Everest: 8,849 meters. This is just the latest
03:02 Popular
‪Superhuman Filipino diver from the Badjao tribe ;BBC

783 views / 2 likes - added 7 years ago

This man descend 20meters (65feet) to sea floor, hearts slows down to 30beats per minute, squezzes its lung to 1/3 of its initial volume, even without weights he is negatively bouyant enough to strive across the bottom of the sea as if like hunting on lan
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A brief history of chess - Alex Gendler

488 views / 1 likes - added 4 years ago

Trace the storied history of the game of chess, from its origins in 7th century India to the computer software we use today. --The attacking infantry advances, their elephants already having broken the defensive line. The king tries to retreat, but the en
09:11 Popular
Can You Solve The Rectangle Ratio Puzzle? The Surprising Answer

849 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

1,463 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
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Upgrade Your Hand With This Extra Thumb

37 views / 0 likes - added 4 months ago

Have you ever thought about using an extra thumb? Perhaps you could play the guitar faster, or hold an extra tool as you continue to work? Well think no more, as Dani Clode has invented just that. We took a trip down to the University of Cambridge, where
08:05 Popular
Can You Solve The Hardest Easy Geometry Problem?

1,261 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
05:57 Popular
Can You Solve This 6th Grade Geometry Problem From Singapore? The Area Of A "Claw"

1,122 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
03:51 Popular
Can You Solve This MIT Admissions Question? Geometry Problem, 1869

942 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
07:23 Popular
Introduction To Transformations | Transformations | Geometry | Khan Academy

1,745 views / 0 likes - added 8 years ago

Introduction to transformations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/rigid-transformations-intro/e/performing-translations-on-the-coordinate-plane?utm_source=YT&utm_medium=De
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Can You Solve The Missing Sock Puzzle?

613 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
08:20 Popular
Resonance Experiment! (Full Version - With Tones)

708 views / 1 likes - added 8 years ago

WARNING: Please lower your volume. The audio in this clip could cause hearing damage. Add me on Facebook - (click LIKE on Facebook to add me) http://www.facebook.com/brusspup Original edited video with music: http://www.youtube.com/watch?v=wvJAgrUBF4w Thi
02:51 Popular
The Horse Horseshoe Boots Viral Algebra Problem - The Correct Answer Explained

1,719 views / 2 likes - added 7 years ago

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

3,044 views / 1 likes - added 7 years ago

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

995 views / 0 likes - added 7 years ago

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.

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