Search Results: "dew point relative humidity"

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05:14
Why Does Humidity Feel Gross?

447 views / 0 likes - added 5 years ago

Relative humidity, dew point, heat index... trying to figure out what to wear from all these buzzy weather words is enough to make you sweat! But fear not, today we're giving you a break down on how to use the local weather report to your advantage, and h
14:27
The Bright Green History Of Mountain Dew

44 views / 0 likes - added 4 months ago

"Mountain Dew" used to refer to illegally distilled liquor, or moonshine. Today, though, the phrase is associated with a line of sweet, caffeinated beverages made and distributed by PepsiCo and very much legally. The name comes from the inventors, a pair
21:16 Popular
Food Theory: The Secret Recipe for Mountain Dew Pizza!

1,496 views / 2 likes - added 3 years ago

Special thanks to Crime Scene Kitchen on FOX for sponsoring this episode!Don't miss Crime Scene Kitchen Wednesdays at 9/8c on FOX!https://www.fox.com/crime-scene-kitchen/Crime Scene Kitchen: The all new competition series where Americas best bakers think
14:00
Boiling Point Elevation and Freezing Point Supression

562 views / 0 likes - added 9 years ago

Raising or lowering the boiling or freezing point of a solution by adding solute. More free lessons at: http://www.khanacademy.org/video?v=z9LxdqYntlU
03:04
Identifying Relative And Global Maxima And Minima

616 views / 0 likes - added 8 years ago

Examples identifying relative maximum points, relative minimum points, global maximum points and global minimum points.
03:23 Popular
Relative Adverbs | Modifiers | The Parts Of Speech

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

Relative adverbs connect chunks of sentences together. Find out how that works!
04:44 Popular
Relative clauses | Syntax | Khan Academy

749 views / 0 likes - added 6 years ago

A relative pronoun is a word like “that” or “which” or “who”, so a relative clause is a clause that begins with a relative pronoun. In the sentence “The dragon who breathed blue fire has retired,” “who breathed blue fire” is a relative clause. Learn more
04:04
This ancient giraffe relative head-butted rivals

235 views / 0 likes - added 1 year ago

Read the story: https://www.science.org/content/article/ancient-giraffe-relative-head-butted-rivals-amazing-sexual-weaponRead the research: https://www.science.org/doi/10.1126/science.abl8316
05:50 Popular
Thermodynamics - Explaining the Triple Point

1,058 views / 0 likes - added 5 years ago

This experiment demonstrates the triple point of a substance. Watch how water behaves at the triple point where it co-exists in solid, liquid and vapour form. There is also a short description of where the triple point lies on a P-T-diagram. Created by me
09:06
Nicobar Pigeon: The Closest Living Relative Of The Dodo

176 views / 0 likes - added 2 years ago

Meet the closest living relative of the Dodo. | Support Animalogic by signing up for your FREE trial to Wondrium here: http://ow.ly/UuHJ30sfm8t Your brain will love it! Support Animalogic on Patreon: https://www.patreon.com/animalogic Subscribe for new ep
07:26 Popular
Spacetime Intervals: Not EVERYTHING is Relative | Special Relativity Ch. 7

972 views / 0 likes - added 5 years ago

Go to http://brilliant.org/MinutePhysics for 20% off a premium subscription to Brilliant! Mark Rober's youtube channel: https://www.youtube.com/markrober This video is chapter 7 in my series on special relativity, and it covers the idea that some things A
01:56 Popular
Relative pronouns | The parts of speech | Grammar | Khan Academy

1,129 views / 0 likes - added 6 years ago

We use the relative pronouns to connect clauses together, like "the man *who sold the world* is coming over for dinner." David, KA's Grammar Fellow, explains. Watch the next lesson: https://www.khanacademy.org/humanities/grammar/partsofspeech/the-pronoun/
07:03 Popular
Part 1: How Does New Genetic Information Evolve? Point Mutations

927 views / 0 likes - added 5 years ago

Support Stated Clearly on Patreon: https://www.patreon.com/statedclearly This film is the first of a two part series on the evolution of new genetic information. Here we focus on Point Mutations - the simplest natural mechanisms known to increase the gene
05:37
Figuring Out Vector Initial Point

690 views / 0 likes - added 9 years ago

Figuring out vector initial point
03:56
Segments Tangent To Circle From Outside Point Congruent

588 views / 0 likes - added 8 years ago

Segments tangent to circle from outside point congruent
12:12
Point distance to plane

564 views / 0 likes - added 9 years ago

Distance between a point and a plane in three dimensions More free lessons at: http://www.khanacademy.org/video?v=7rIFO8hct9g
09:24
Optimal Point on Budget Line

622 views / 0 likes - added 9 years ago

Using indifference curves to think about the point on the budget line that maximizes total utility More free lessons at: http://www.khanacademy.org/video?v=nhSSu0Nzs30
09:39
Linear Equations in Point Slope Form

544 views / 0 likes - added 9 years ago

Linear Equations in Point Slope Form More free lessons at: http://www.khanacademy.org/video?v=zqCokP2vDGo
07:14
How the 3-point line is breaking basketball

276 views / 1 likes - added 2 years ago

The game is at a turning point. Should the rules be changed?Subscribe and turn on notifications so you don't miss any videos: http://goo.gl/0bsAjOThe NBA introduced the 3-point line in 1979, and not much changed right away. Players werent used to shooting
02:22
The Surprising Easternmost Point In The US

508 views / 0 likes - added 8 years ago

What's the easternmost point in the US? Well, it's not Maine; it's not even the US Virgin Islands! Email: wendoverproductions@gmail.com Twitter: @WendoverPro Attributions: Footage provided by VideoBlocks LLC Images licenced under creative commons Licenses
07:57
Point-slope and standard form

669 views / 0 likes - added 9 years ago

U04_L1_T4_we2 : Point-slope and standard form More free lessons at: http://www.khanacademy.org/video?v=-6Fu2T_RSGM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:41
Relativity Isn't Relative

542 views / 0 likes - added 9 years ago

SPACE-SHEEP! http://labs.minutelabs.io/Relativistic-Space-Sheep/ and subscribe to MinuteLabs at http://www.subbable.com/minutelabsio Video about the Space-Sheep: https://www.youtube.com/watch?v=NVpv_rJeQcQ MinutePhysics is on Google+ - http://bit.ly/qzEwc
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04:30
Card Tricks with a Borrowed Deck (Vol 5): Point and Guess

279 views / 0 likes - added 3 years ago

This is a great mind-reading effect done with cards. Best of all, it doesnt require any setup and can be done with a borrowed deck. The magician is able to predict with 100% accuracy what card the spectator will point to. Great beginner or advanced magic
05:26 Popular
The Hunt For The Highest Melting Point

720 views / 0 likes - added 8 years ago

What has the highest melting point known to us? Hank Green explains in this episode of SciShow. This episode is brought to you by Audible. Go to Audible.com/SciShow for a free 30-day trail. Hosted by: Hank Green ---------- Dooblydoo thanks go to the follo
27:35
Catching Criminals Using Their Relative's DNA

217 views / 0 likes - added 2 years ago

Your genetic code is probably already in a database, without you ever giving a sample or permission. This video is sponsored by Brilliant. The first 200 people to sign up via https://brilliant.org/veritasium get 20% off a yearly subscription. A huge thank
56:15
What Happens When You Point the World's Largest Microscope at Nothing?

514 views / 0 likes - added 5 years ago

The Large Hadron Collider at CERN, the European Center for Nuclear Research, is the world's largest and most energy particle collider. It began operating in 2009, and since that point approximately 2,000 papers have been published based on this data. I wi
35:53
Coulomb's Law - Net Electric Force & Point Charges

531 views / 0 likes - added 3 years ago

This physics video tutorial explains the concept behind coulomb's law and how to use it calculate the electric force between two and three point charges. This video contains plenty of examples and practice problems for students taking high school or colle
03:51
What's the point of noses? | BBC Ideas

380 views / 0 likes - added 3 years ago

We all have noses. But what's the point of noses? And why do noses stick out? A quick look at the evolution and science of the human nose.Subscribe to BBC Ideas https://bbc.in/2F6ipav____________________________Do you have a curious mind? Youre in the rig
02:09
Maybe It's Time To Move The Three-Point Line

658 views / 1 likes - added 8 years ago

For decades the slam dunk reigned as the number one crowd pleaser in basketball. Not anymore. The three-pointer is the new star but some argue it's ruining the game and want the NBA to move the line further back. Still haven’t subscribed to WIRED on YouTu
07:07
Point Slope And Slope Intercept Form From Two Points

594 views / 0 likes - added 9 years ago

Point slope and slope intercept form from two points
13:53
Defining a plane in R3 with a point and normal vector

689 views / 0 likes - added 9 years ago

Determining the equation for a plane in R3 using a point on the plane and a normal vector More free lessons at: http://www.khanacademy.org/video?v=UJxgcVaNTqY
07:03
Finding Stars at Starfish Point! - Members Exclusive Preview

333 views / 0 likes - added 3 years ago

Want to see more exclusive videos like this?! Join the Brave Crew official club - http://bit.ly/bravecrewofficialGet ready for an extra-special MEMBERS PREVIEW video! On this episode, you'll get to see the type of exclusive content members of our channel
04:49
The Black Hole Tipping Point

603 views / 0 likes - added 6 years ago

Thanks to https://brilliant.org/minutephysics/ for sponsoring this video! Check out their black hole course at https://brilliant.org/minutephysicsblackhole Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon Supporters:
02:49 Popular
FROM DOWNTOWN: An Oral History of the 3-Point Shot With Ray Allen

762 views / 0 likes - added 7 years ago

The 3-pointer is THE shot in today's NBA, but that wasn't always the case. In fact, the NBA didn't introduce the 3-pointer until 1979. They adopted the downtown shot after merging with the flashier American Basketball Association, who in turn got the idea
54:31
What's the Point of Maths? - with Nira Chamberlain

220 views / 0 likes - added 3 years ago

All around the world children, and even some adults, ask the question: What is the point of mathematics?. The field of mathematical modelling not only helps answer this question, it can help quench the human thirst for knowledge.Watch the Q&A: https://you
05:10
Whats the point(e) of ballet? - Ming Luke

395 views / 0 likes - added 4 years ago

How does ballet convey narrative, emotion, and character? Dive into The Sleeping Beauty to see how a ballet creates its essential elements. --A baby cursed at birth. A fierce battle of good and evil. A true love awoken with a kiss. Since premiering in 189
10:32 Popular
Rotating About Arbitrary Point | Transformations | Geometry | Khan Academy

864 views / 0 likes - added 8 years ago

Rotating about arbitrary point Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/transformations/hs-geo-rotations/e/rotations-2?utm_source=YT&utm_medium=Desc&utm_campaign=Geometry Watch the next lesson:
01:24
Stalagmites Point to Caves' Shaky History

596 views / 1 likes - added 7 years ago

Researchers can crack open stalagmites to uncover ancient earthquakes and changes in cave climate.
05:36
What's the point of pain? | BBC Ideas

48 views / 0 likes - added 3 months ago

We all know what pain is. But why does it exist? And what's it like to live with chronic pain?Animation by Gemma Green-Hope.Made in partnership with the @royalsociety Subscribe to BBC Ideas https://bbc.in/2F6ipav0:26 Intro to the three types of pain0:30 D
13:29
Oxidation and Reduction Review From Biological Point-of-View

457 views / 0 likes - added 9 years ago

Taking a looking at oxidation and reduction in a biological context More free lessons at: http://www.khanacademy.org/video?v=orI2m6IarJg
04:45
Ball Point Pen Challenge - Vegeta | NO ERASER

378 views / 1 likes - added 4 years ago

What a challenge!! Can I really draw Vegeta without using an Eraser or at least some Pencil sketches? Find out!!!This challenge was heavily requested by my subscribbles and also Aayush PencilArt - Here's a link to his challenge attempt... https://www.yout
02:25 Popular
Triple Point of Water - Ice, Liquid, Vapor at the Same Time!

1,167 views / 0 likes - added 6 years ago

This was obtained with a standard vacuum pump. A petri dish with sulfuric acid is also included under the Bell Jar to serve as a sink for all the high energy water molecules that vaporize during the experiment.
03:06
Tour the Treetops from a Chimp's Point of View

417 views / 0 likes - added 6 years ago

Experience what it's like to be chimp on the hunt for food. Please LIKE and SUBSCRIBE if you enjoyed! http://bit.ly/1Adl6ht **More info & videos below** The three-part miniseries "Animals with Cameras" airs Wednesdays, Jan 31-Feb 14 on PBS. Check loca
06:08
Scientists Explore the Breaking Point Between Classical and Quantum Physics

398 views / 0 likes - added 3 years ago

Crazy, but true: quantum objects can stay cool despite a growing energy supply. To understand how that happens, we must first explore the line where classic physics ends and quantum physics begins. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch
03:17
This tiny camera can show the world from a bugs point of view

270 views / 0 likes - added 3 years ago

Steerable arm helps save energy while capturing panoramic views Read the research: https://scim.ag/3fVOotOCreditproducerMeagan Cantwellsupervising producerJoel GoldbergresearchIyer et al., Science Robotics 2020DOI: 10.1126/scirobotics.abb0839special thank
04:59
Darwin Tries To Make A Point | The Revolt | Gumball | Cartoon Network

332 views / 3 likes - added 3 years ago

Click to watch more of The Amazing World of Gumball - https://bit.ly/35wZzDJFollow us for all the latest Gumball news! Website - http://www.theamazingworldofgumball.com/ Facebook - http://bit.ly/2foqTcOGumball, the amusing blue cat with a giant head and h
04:11
Is Our Climate Headed For A Mathematical Tipping Point? - Victor J. Donnay

633 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/is-our-climate-headed-for-mathematical-chaos-victor-j-donnay Scientists have warned that as CO2 levels in the atmosphere rise an increase in Earth’s temperature by even two degrees could lead to catastrophic eff
03:17
Homemade Evap./Swamp Air Cooler - DIY AC (air cooler) - Low tech. Very Effective!

186 views / 0 likes - added 1 year ago

Homemade Evap./Swamp Air Cooler . easy DIY. made using only a fan, towels and a drying rack. very low tech and very effective. dropped 82F air (with relative humidity 8%) down to 59F. dropped overall air temp. in room down about 13 degrees. for more cooli
06:10
How Fast Are You Moving Right Now? - Tucker Hiatt

547 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-fast-are-you-moving-right-now-tucker-hiatt "How fast are you moving?" seems like an easy question, but it's actually quite complicated -- and perhaps best answered by another question: "Relative to what?" Ev
04:45
If Enough People Stomp At Once, Can It Cause An Earthquake?

689 views / 0 likes - added 7 years ago

Sporting events gather a lot of people into one place, and they can get pretty rowdy. Does all this commotion have an effect on the planet? Why Do Refs Make Bad Calls? - https://youtu.be/E7dOWwm3IUQ Sign Up For The Seeker Newsletter Here - http://bit.ly/1
06:57 Popular
Wandering Static Balls. // Homemade Science with Bruce yeany

811 views / 1 likes - added 4 years ago

When foam balls are placed near a plastic sheet they mysteriously start to move all around the surface. As they slow down, bringing you hand near the foam balls tends to get them going again. Nice demonstration in Static electricity, works best during win
05:07 Popular
Relativistic Addition of Velocity | Special Relativity Ch. 6

1,045 views / 0 likes - added 5 years ago

Go to http://brilliant.org/MinutePhysics for 20% off a premium subscription to Brilliant! Mark Rober's youtube channel: https://www.youtube.com/markrober This video is chapter 6 in my series on special relativity, and it covers the topic of relativistic a
01:38
Tomato plants from tomato slice

380 views / 0 likes - added 4 years ago

In the honor of Italian pizza. These are three slices of tomato put in a pot with a varying amount of soil on top, to see how it affects the germination. It nicely shows the increased humidity that you get by putting some soil on top.
07:24
Potential Ways To Detect An Ether Wind

519 views / 0 likes - added 8 years ago

Thinking about how Earth's relative velocity to hypothetical luminiferous ether can be used to detect ether.
08:56 Popular
Rotational Motion: Crash Course Physics #11

2,038 views / 0 likes - added 7 years ago

Get Your Crash Course Physics Mug here: http://store.dftba.com/products/crashcourse-physics-mug Did you know that, at a certain point on a moving wheel... there's no motion? I mean, kinda... it's all relative, right? Prepare to have your mind blown in thi
02:56
How The Ollie Works: The Physics Of Skateboarding's Most Common Trick

189 views / 0 likes - added 2 years ago

How The Ollie WorksOriginated in the 1970s by Alan (Ollie) Gelfand, his eponymous maneuver allows skateboarders to leap and arch over obstacles. But, how exactly is this move accomplished with seamless choreography? From the point of view of the uninitiat
00:44
The Dot That Changed Math #shorts

159 views / 0 likes - added 2 years ago

Where would we be with this dot?! It doesn't seem like much, but it's a critical element to our quick understanding of numbers. Without a decimal point or radix point, we have to mentally solve a little puzzle to figure out what the numbers we see actuall
02:42
How To Make Rope From Grass [Easy Method] - NightHawkInLight

556 views / 0 likes - added 5 years ago

Rope is one of the most valuable items to have in the wilderness, and this ancient method of creating it produces very good results. Even today some commercially made ropes are wound with the same process. Other natural fibers can be used to create rope (
5,000 Exoplanets: Listen to the Sounds of Discovery (NASA Data Sonification)

94 views / 0 likes - added 1 year ago

On March 21, 2022, the number of known exoplanets passed 5,000 according to the NASA Exoplanet Archive. This animation and sonification tracks humanity's discovery of the planets beyond our solar system over time. Turning NASA data into sounds allows user
05:38
Make Your Own Compass!

626 views / 0 likes - added 3 years ago

Mr. Brown and Squeaks are here to teach you all about the compass - and they will even help you make your own!----------Love SciShow Kids and want to help support it? Become a Patron on Patreon: https://www.patreon.com/scishowIf you have a question for Je
13:17
Collective Learning

561 views / 0 likes - added 9 years ago

How symbolic language drives collective learning and how this is one of the truly differentiating aspects of human beings relative to the rest of the animal kingdom More free lessons at: http://www.khanacademy.org/video?v=NqR_dtZu4Mo
16:43 Popular
Introduction to Statistics

833 views / 0 likes - added 3 years ago

This video tutorial provides a basic introduction into statistics. It explains how to find the mean, median, mode, and range of a data set. It also explains how to find the interquartile range, quartiles, percentiles as well as any outliers. The full vers
04:00
There Are Actually Benefits To San Francisco's Fog (360 Video)

540 views / 0 likes - added 7 years ago

San Francisco is known as the "foggy city" for a reason. Find out why and what all that fog does in this VR video! Made in partnership with Toyota: http://www.toyota.com/priusprime/ Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Special th
03:11
The Sweaty Teacher's Lament - Justin Lamb

615 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-sweaty-teacher-s-lament-justin-lamb Justin Lamb would love to be the compassionate teacher. Or the tough but fair teacher. He'd even settle for the wacky teacher, if it meant he could shake his current, less
04:08
How Chloe Kim Made The PyeongChang 2018 Olympic Halfpipe Snowboard Team

671 views / 1 likes - added 6 years ago

In 2014, 13-year old Chloe Kim qualified for a spot on the U.S. Olympic halfpipe team but wasn’t eligible to compete at the Sochi Olympics because she was too young. Now of age and able to compete at PyeongChang, she secured a spot on the U.S. team
04:34 Popular
Under The Hood: The Chemistry Of Cars - Cynthia Chubbuck

798 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/under-the-hood-the-chemistry-of-cars-cynthia-chubbuck There are over one billion cars in the world right now, getting people from point A to point B. But cars aren't just a mode of transportation; they also teac
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01:18
Incredible Shade Illusion!

666 views / 0 likes - added 8 years ago

download this song on iTunes and Amazon http://itunes.apple.com/us/album/soul-switch-single/id426471027 http://www.amazon.com/s/ref=nb_sb_noss?url=search-alias%3Daps&field-keywords=brusspup&x=0&y=0 Song name: Soul Switch Girl in the video: http://www.yout
04:38
At the speed of light, what would you see?

416 views / 0 likes - added 5 years ago

The Universe from light's point of view.
01:00
Flying a Drone in an Elevator

148 views / 0 likes - added 1 year ago

Shop for science gear here: https://theactionlab.com/I show you relative reference frames by flying a drone in an elevator. See the full video here: https://youtu.be/DUGwdcgi2L8Subscribe to my other channel here: https://www.youtube.com/c/TheActionLab#sho
03:19 Popular
Concave mirror real image demonstration /// Homemade Science with Bruce Yeany

1,318 views / 1 likes - added 7 years ago

This video features a device that uses a concave mirror to project the image of a small light bulb into an empty light socket. While it is possible to hide the source of the projected light from the viewers, I have found it better to allow students to eas
01:18
Incredible Shade Illusion!

142 views / 0 likes - added 1 year ago

download this song on iTunes and Amazon http://itunes.apple.com/us/album/soul-switch-single/id426471027 http://www.amazon.com/s/ref=nb_sb_noss?url=search-alias%3Daps&field-keywords=brusspup&x=0&y=0 Song name: Soul Switch Girl in the video: htt
01:47
Amazing Cloak Experiment!

507 views / 0 likes - added 7 years ago

Add me on Facebook (click LIKE on Facebook to add me) http://www.facebook.com/brusspup Download the song from this video: Song Name: Soul Switch - itunes: https://itunes.apple.com/us/album/soul-switch-single/id426471027 - Amazon: http://www.amazon.com/Sou
07:41
Gardener Ignores the Laws of Nature! Grows a Salad!

355 views / 0 likes - added 5 years ago

Can a complete hydroponic salad be grown in one tote? Watch me violate the laws of hydroponics and find out. I grew a radish, romaine and butter crunch lettuce, cilantro, and 2 Nantes Coreless carrots in a 3 gallon Rubbermaid tote with square holes cut in
05:20
Printing Lucy

442 views / 0 likes - added 6 years ago

Researchers believe they've discovered how Lucy, a 3.2 million year old human relative, died. To convince others of their theory, the researchers released 3D scans of Lucy's bones. In this Nature Video we 3D print Lucy's bones to see for ourselves. Read t
04:03 Popular
March Of The Red Crabs - Lands Of The Monsoon - BBC

844 views / 3 likes - added 8 years ago

For most of the year they hide below ground but with the monsoon and rising humidity it's time to spawn as the red crabs begin to march. However they face many dangers in their way... Subscribe to BBC Earth: http://www.youtube.com/subscription_center?add_
07:43
How does your AIR CONDITIONER work?

474 views / 0 likes - added 4 years ago

Sign up for your free Danfoss Learning account - http://bit.ly/DanfossLearningNow . Danfoss Learning is a free online training and certification hub. You can boost your knowledge on hundreds of cooling topics right from your desktop or mobile device. eLes
11:35
Where to go in Tokyo (Hint: Anywhere)!

461 views / 0 likes - added 6 years ago

One of the top questions I asked is where to go and what to do in Tokyo. I got a simple answer for you. Anywhere! To prove the point, my friend Angela (internationallyMe) and I randomly walk around Tokyo. While I didn't show this in the video, I did rando
03:30
Why Can Soda Dissolve a Rat?

674 views / 0 likes - added 4 years ago

Surprise! You won a rat in your soda! Watch more: What If You Only Drank Coffee? https://www.youtube.com/watch?v=3pCCjHDPq6U&t=4s Subscribe: https://bit.ly/SubLifeNoggin | Get your exclusive Life Noggin merch: https://crowdmade.com/collections/lifenogginF
12:17
Strong Acid Titration

479 views / 0 likes - added 9 years ago

Strong acid titration and equivalence point More free lessons at: http://www.khanacademy.org/video?v=299o6c-Fkz4
10:24
Weak Acid Titration

443 views / 0 likes - added 9 years ago

Equivalence point when titrating a weak acid More free lessons at: http://www.khanacademy.org/video?v=gbpc_JBG1F0
06:19
AP Chemistry multiple choice sample: Boiling points

532 views / 1 likes - added 6 years ago

Comparing the boiling point of nonane and 2,3,4-trifluoropentane. A sample multiple choice problem from the 2014 AP course description.
09:20
Time Dilation - Why an Accelerated Frame of Reference Slows Down Time

28 views / 0 likes - added 3 months ago

Everything is relative.Or so that's what Einstein postulated over 100 years ago in his theory of special relativity. Just like how another objects observed velocity depends on the velocity of the observer, so too does the observed velocity of light. As we
05:00 Popular
What BMI doesn't tell you about your health

704 views / 0 likes - added 6 years ago

The way we define obesity is flawed. Read more about Body Mass Index's flaws on Vox.com: http://bit.ly/2nxeQ2U The body mass index, better known as BMI, is a measure of obesity that has been in use for over 200 years. It was a formula created by Belgian m
03:16
Literally just three minutes where I talk about some rocks

176 views / 0 likes - added 2 years ago

Hutton's Unconformity, at Siccar Point, is about an hour east of Edinburgh, in Scotland, and I've wanted to set my own two feet on it for years. And from it, I've got a bigger question: is there anything we've missed?The story of the Hutton Unconformity:h
00:33
Impressive Kookaburra bird call

546 views / 1 likes - added 6 years ago

The Kookaburra call - Filmed at Kangaroo Point in Brisbane, Australia - 12 Oct 2015.
01:57 Popular
Soop vs. Soup - Merriam-Webster Ask the Editor

783 views / 0 likes - added 6 years ago

Noah Webster: the man who changed the way we spell... up to a point. See more videos at http://www.merriam-webster.com/video/index.htm
04:47
Who versus whom | The parts of speech | Grammar | Khan Academy

594 views / 0 likes - added 6 years ago

When do you use who, and when do you use whom? David, KA's grammarian, explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/grammar/partsofspeech/the-pronoun/e/relative-pronouns?utm_source=YT&utm_medium=Desc&u
01:44
How big is the Solar System?

664 views / 0 likes - added 4 years ago

The average science project doesn't do the Solar System justice. This video shows relative sizes of the planets and how far they really are from the Sun.Get your Solar System Mobile here: http://amzn.to/2hFa84hWhat's Inside of a Rubik's Cube: https://yout
02:53
How Does A Boomerang Work?

286 views / 0 likes - added 3 years ago

A boomerang can execute its unique roundtrip flight by making use of three fundamental physics principles: lift, relative velocity, and gyroscopic precession.numberphile http://bit.ly/numberphileefit30 http://bit.ly/O4CMmeappchat http://bit.ly/NxAMlXerika
00:57
The Hollow Mask Illusion - ExpeRimental Extra! [NO AUDIO]

448 views / 0 likes - added 7 years ago

As Einstein rotates, what do you see? Does the face point towards you, or sink away? Use this video as a starting point for a great activity with kids, making their own 'hollow masks': https://youtu.be/0gCcWBnChVA For more science experiments to do at hom
03:06
Molecular Visualizations of DNA - Original High Quality Version

608 views / 0 likes - added 5 years ago

These DNA molecular visualizations were created for the multifaceted 'DNA' project, celebrating the 50th anniversary in 2003 of the discovery of the double helix. The 'DNA' project includes a five-part documentary series, museum film and 'DNAi' online res
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Interjections Schoolhouse Rock.

1,742 views / 3 likes - added 8 years ago

Interjections Schoolhouse Rock Wow! Essra is a very well respected musician and also sang on Sesame Street & is the writer of Cyndi Lauper's "Change of Heart" + songs by Tina Turner, Lisa Fischer, Marty Balin, etc. Essra's videos can be found here on YouT
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00:55 Popular
Guinea Pig Bridge at the Nagasaki Bio Park - song by Parry Gripp

1,813 views / 7 likes - added 6 years ago

Visit the Guinea Pigs at the great Nagasaki Bio Park: http://www.biopark.co.jp/en/ Nagasaki Bio Park YouTube channel: https://www.youtube.com/channel/UCr9VfOCSX5H1jFa8ku4mH2w Video footage property of the Nagasaki Bio Park. -----LYRICS------ Guinea Pig Br
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Glow On: Crash Course Kids #20.2

1,072 views / 3 likes - added 8 years ago

So, have you ever wondered why some stars are brighter than others? You might think it's because they're closer to us, but that's not the whole story? In this episode of Crash Course Kids, Sabrina chats about how stars glow and how astronomers judge their
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Breaking the Silence: Crash Course Film History #10

556 views / 1 likes - added 6 years ago

Nothing changed movies like the arrival of synchronous sound. NOTHING! Acting, directing, cinematography, and presentation all had to be rethought. Some studios were more quick to take on the challenge while others waited until the last moment. Some actor
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Your Textbooks Are Wrong, This Is What Cells Actually Look Like

301 views / 0 likes - added 4 years ago

With new advances in microscopy, biologists are able to see the secret life of cells unfolding like never before.Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Focal Point | https://bit.ly/2s0cf7w You probably remember being taught about th
12:36 Popular
Lin Alg: Alternate Basis Tranformation Matrix Example Part 2

925 views / 0 likes - added 9 years ago

Showing that the transformation matrix with respect to basis B actually works. Brief point on why someone would want to operate in a different basis to begin with. More free lessons at: http://www.khanacademy.org/video?v=EyORbCPUAd4
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How Many Sides Does A Circle Have?

939 views / 0 likes - added 3 years ago

Watch my newest video, "Could a Toothpaste Sandwich Brush Your Teeth?": https://youtu.be/OdeiWhETqQYYou probably think you know a circle. Maybe youve even thought a little bit about what a circle is and what a circle isnt. But do you know how many sides a
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Fire Syringe

238 views / 0 likes - added 3 years ago

When air is compressed very quickly, it can reach high temperatures. In this demonstration we show how cotton wool can reach the point of auto-ignition by quick compression of air in the fire syringe.
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Seeing Stars: Crash Course Kids

796 views / 0 likes - added 8 years ago

***Corrected with Images of Stars/planets*** So you know what a star is, right? Well, if you don't, you should. We've talked about that big one in the sky a few times: The Sun! But there are a lot of bright dots in the night sky and not all of them are st
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Inside a Synthetic DNA Factory Thats Building New Forms of Life

401 views / 0 likes - added 4 years ago

In this DNA factory, organism engineers are using robots and automation to build completely new forms of life.Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Focal Point | https://bit.ly/2M3gmbKGinkgo Bioworks, a Boston company specializing
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Why Does Water Wrinkle Your Hands?

239 views / 0 likes - added 3 years ago

Did you ever notice how your hands prune underwater? Today we are testing if our hands prune in various liquids like aloe vera gel, milk, vegetable oil, saltwater, and mountain dew.Check out all of our socials: https://linktr.ee/tkorsocialsSend Us Some Ma
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Einstein's Pole in the Barn Paradox

828 views / 0 likes - added 6 years ago

Einstein's pole in the barn paradox. In this video we talk about aspects of special relativity like length contraction and simultaneous events to solve Einstein's pole in the barn paradox. Hi I'm Jade. I stick to theoretical physics because my hands break
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Rain's Dirty Little Secret

694 views / 4 likes - added 8 years ago

Check out http://www.lynda.com/minuteearth for 10 days of free online courses. http://www.lynda.com/ Thanks also to our Patreon patrons: - AshrafDude - Nasser Hamed Alminji - Jeff Straathof - Mark - Maarten Bremer - Emil Kampp - Today I Found Out - Nichol
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Should You Pop Pimples? | COLOSSAL QUESTIONS

1,223 views / 0 likes - added 1 year ago

We all get pimples at some point, and almost all of us get an irresistible urge to pop them, too. But... should you??Images used under license from Shutterstock.comWelcome to Colossal Questions, the show that answers all of life's most pressing questions!
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Rare Viral Must See Yosemite Falls Rainbow Phenomenon Real Time

490 views / 0 likes - added 4 years ago

Yosemite Falls Rainbow Phenomenon Real Time Captured by photographer Greg Harlow from Glacier Point, Yosemite National Park, California.
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Calculus: Derivatives 1 (new HD version)

891 views / 0 likes - added 9 years ago

Calculus-Derivative: Understanding that the derivative is just the slope of a curve at a point (or the slope of the tangent line) More free lessons at: http://www.khanacademy.org/video?v=ANyVpMS3HL4
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Julian Newman: The 5th Grader Who Starts For A High School Basketball Team

1,477 views / 2 likes - added 9 years ago

Despite being just 4' 5" and 70 pounds -- and being in fifth grade! -- Julian Newman is the starting point guard for Downey Christian School in Orlando, Florida. Check out his amazing story! He'll be on Oprah and Conan this week showing off his considerab
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Wilburforce & Double Pendulums Demonstrate Resonance // Homemade Science with Bruce Yeany

555 views / 0 likes - added 7 years ago

In our studies of Harmonic motion, my students always enjoy spending some time building some simple Wilburforce and double pendulums. They all depend on the concept of resonance and help to get the point across very easily. It makes it easier for understa
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How do you make a neutrino beam?

539 views / 0 likes - added 5 years ago

Neutrinos are notorious for not interacting with anything and yet scientists are able to make beams of neutrinos and point them in very specific directions, hitting targets many hundreds of miles away. In this video, Fermilab’s Dr. Don Lincoln explains th
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SPACECRAFT CEMETERY || Where The International Space Station Will Die

399 views / 0 likes - added 5 years ago

When the first piece of the International Space Station launched in 1998, the celestial lab was only expected to last until 2015. The ISS was—and still is—a functioning lab that does many kinds of scientific research. And it’s a testament to what internat
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Brains At Play

976 views / 0 likes - added 8 years ago

Why do we humans like to play so much? Play sports, play tag, play the stock market, play Duck Duck Goose? We love it all. And we're not the only ones. Dogs, cats, bears, even birds seem to like to play. What are we all doing? Is there a point to it all?
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Here's how to find water if you're ever stuck in the desert

1,071 views / 3 likes - added 7 years ago

If you ever find yourself lost in the desert, knowing how to quickly find water is going to be key to for your survival. Here's what you're going to need to know. The following is a transcript of the video: The human body can survive for about 3 days with
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Medical scanner takes 3D images of the whole body at once

416 views / 0 likes - added 5 years ago

Researchers at the University of California, Davis have created the first scanner to capture an image of the entire human body at once. EXPLORER is an incredibly efficient PET/CT scanner and that's medical imaging could be used to detect cancer and differ
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Why Don’t We Have an Eclipse Every Month? | Total Solar Eclipse | Exploratorium

519 views / 1 likes - added 5 years ago

In this video, Exploratorium Senior Scientist Paul Doherty explains why we don't have a total solar eclipse every month. A total solar eclipse happens when the moon crosses between the sun and Earth and casts its shadow onto our planet. But the orbit of t
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Food Theory: I SOLVED Fantas Mystery Flavor!

125 views / 0 likes - added 6 months ago

Special thanks to air up for sponsoring this video!Score your own cherry cola pods now and use code _CHERRYCOLA15_ for 15% off https://airup.link/FoodTheoryThat SPOOKY feeling is in the air. Can you feel it, Loyal Theorist? And with the creepiness, that m
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Humanity's New Cousin & An Ancient Giant Virus

713 views / 0 likes - added 8 years ago

SciShow News shares two amazing things from the deep past that have been discovered: a new ancient human relative, and a 30,000-year-old giant virus. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't m
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This Man Is a Professional Useless Machine Builder

312 views / 0 likes - added 3 years ago

If there is an easy way to get from point a to point b, Joseph Herscher isnt going to take that route when he is building a Rube Goldberg machine. The contraptions are purposely designed to complete a simple task in the most roundabout way possible. Remem
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7 Minutes to Mars: NASA's Perseverance Rover Attempts Most Dangerous Landing Yet

396 views / 3 likes - added 3 years ago

All landings on Mars are difficult, but NASA's Perseverance rover is attempting to touch down in the most challenging terrain on Mars ever targeted. The intense entry, descent, and landing phase, known as EDL, begins when the spacecraft reaches the top of
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What Can Frogs See That We Can't?

244 views / 1 likes - added 3 years ago

Check out the original double slit experiment: http://www.youtube.com/watch?v=Iuv6hY6zsd0 - oh, and for the sun to be seen as single photons, you would have to be ~1000 light years away, so well past Pluto. For clarification on this video, please see: htt
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Does Pressure Melt Ice?

244 views / 0 likes - added 3 years ago

When pressure is applied to ice, its melting point is reduced so it turns to water. When the pressure is removed, however, it turns back into ice. This process is called 'regelation.' Big thanks to Art of Ice Sculptures www.icesculpture.com.au who donated
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Why Disney Water Rides Smell Different

1,039 views / 0 likes - added 6 years ago

You may have heard a hardcore Disney fan point out that the water in Pirates of the Caribbean or Splash Mountain has a unique and memorable smell. It sounds crazy, but it actually isn’t and the reason why requires digging into a bit of science. New
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Why do people fear the wrong things? - Gerd Gigerenzer

336 views / 0 likes - added 4 years ago

How can we use statistics to evaluate risk? Dig into the difference between relative risk and absolute risk and how each is used in the news.--A new drug reduces the risk of heart attacks by 40%. Shark attacks are up by a factor of two. Drinking a liter o
07:33 Popular
Introduction to Electric Fields

1,068 views / 0 likes - added 6 years ago

A simple and comprehensive introduction to electric fields. Covers the basics like the electric field of a charge, electric field lines and the electric field equation. Hi! I'm Jade. I make fun physics videos that will make you smarter while making you sm
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Should You Wipe Off Your Sweat?

48 views / 0 likes - added 2 months ago

Want to donate to the highest-impact charities AND get your donation matched up to $100? Visit https://Givewell.org/MinutePhysicsIf youre in scorching heat, or when your body is working hard and youve got hot, hot sweat all over, sticky and stifling - doe
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The Amazon Rainforest Could Become A Savannah Within 15 Years, Here's How

351 views / 1 likes - added 3 years ago

New research suggests that if the current rate of deforestation continues, the Amazon rainforest could transform into a savannah within 15 years. Do we have time to stop it? Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bi
10:29 Popular
INDIAN FOOD Touched by GOD! How to Cook for 10,000 People in Delhi's Biggest Sikh Temple!

748 views / 0 likes - added 6 years ago

Exotic Mumbai Street Food! → https://www.youtube.com/watch?v=zH5btDbjLkc Learn more about ONETRIP Tours → https://www.christinas.vn/onetrip/ INFO: Gurdwara Bangla Sahib is one of the most prominent Sikh Gurdwara located in C.P. New Delhi on Baba
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Around The Corner - How Differential Steering Works (1937)

477 views / 0 likes - added 5 years ago

How the automobile differential allows a vehicle to turn a corner while keeping the wheels from skidding. Differential steering From Wikipedia, the free encyclopedia https://en.wikipedia.org/wiki/Differential_steering Differential steering is the means of
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Relativity Train

314 views / 0 likes - added 3 years ago

The Relativity Train is a realization of the famous Einstein thought experiments involving traveling trains carrying clocks and meter sticks. The demonstration is used to show how the preservation of the postulated constancy of physical laws and the speed
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Moon exploration is coming back in a big way

382 views / 0 likes - added 4 years ago

You might think of old Apollo missions as the heyday of moon exploration, but that may soon change. After years of relative quiet in lunar missions, many governments have their sights set on some exciting new science on Earths satellite. But this time, th
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Seeing the Invisible: SLOW MOTION Schlieren Imaging

524 views / 0 likes - added 5 years ago

This is what the world would look like if you could see invisible air currents, temperature gradients, and differences in pressure or composition of the air. Support Veritasium on Patreon: http://ve42.co/patreon Special thanks to Patreon Supporters: Tony
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Globalization II - Good or Bad?: Crash Course World History #42

752 views / 0 likes - added 9 years ago

In which John asks whether globalization is a net positive for humanity. While the new global economy has created a lot of wealth, and lifted a lot of people out of poverty, it also has some effects that aren't so hot. Wealth disparity, rising divorce rat
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Amazing Water Trick - Amazing Science Tricks Using Liquid

1,205 views / 1 likes - added 7 years ago

10 Amazing Optical Illusions: http://www.youtube.com/watch?v=IBx08UYn4VU When the arrow is moved to a particular distance behind the glass, it looks like it reversed itself. When light passes from one material to another, it can bend or refract. In the ex
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Three ways to end a sentence | Punctuation | Khan Academy

582 views / 0 likes - added 6 years ago

David and Paige, KA’s resident grammarians, introduce the three ways to end a sentence: the period, the exclamation point, and the question mark. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/the-comma/e/three-ways-to-end-a
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Sand pendulums - Lissajous patterns // Homemade Science with Bruce Yeany

1,461 views / 0 likes - added 7 years ago

Sand pendulums are an easy and beautiful method for students of all ages to learn a bit about the harmonic motion. These devices are easy to build and can be adjusted to give a variety of patterns. A pendulum that begins with two point of support can alte
03:57
What Does It Take To Enrich Uranium?

463 views / 0 likes - added 4 years ago

We're constantly hearing about nuclear enrichment in the news, but what does it mean and when should we be concerned? Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylist Visit our shop at http://shop.seek
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What Happens If You Fly a Drone In An Elevator? Real Experiment!

466 views / 0 likes - added 5 years ago

Get your Action Lab Box Now! https://www.theactionlab.com/ In this video I actually fly a drone in an elevator to see what happens when the elevator goes to a different floor. Will the drone move with it or stay in its relative position? Then I also try t
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How Toxic Is the Inside of a Glow Stick? - Dear Blocko #27

591 views / 1 likes - added 4 years ago

Avoid the glow stick goo. It's Dear Blocko #27!Watch more: What If Your Heart Was Twice As Big? https://www.youtube.com/watch?v=C6P2WqdFYAsMeet The Life Noggin Team!Director/Voice - Pat Graziosi: http://twitter.com/PatGraziosi Executive Producer - Ian Dok
Warka Water towers harvest drinkable water from the air | Design | Dezeen

149 views / 0 likes - added 2 years ago

Subscribe to our YouTube channel for the latest architecture and design movies: http://bit.ly/1tcULvhLike Dezeen on Facebook: https://www.facebook.com/dezeen/Follow Dezeen on Twitter: https://twitter.com/Dezeen/Follow us on Instagram: https://www.instagra
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How Deep Is The Ocean? | COLOSSAL QUESTIONS

576 views / 3 likes - added 2 years ago

How deep are the briny depths? Whats the absolute deepest point in the ocean??Images used under license from Shutterstock.comWelcome to Colossal Questions, the show that answers all of life's most pressing questions!Narrated by: Matt SchneckWritten & Dire
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Does Hot Water Sound Different Than Cold Water?

1,228 views / 0 likes - added 7 years ago

The guest videos start here! Go subscribe to Steve Mould: https://youtube.com/stevemould Hot and cold water sound different when you pour them. When Steve pitched this to me, I didn't believe it, and then he sent me a couple of sound files, at which point
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Saddle shaped mirrors are really weird to look in

137 views / 0 likes - added 11 months ago

Get an exclusive Surfshark deal: enter promo code STEVEMOULD for an extra 3 months free at https://surfshark.deals/stevemouldA saddle point is a point that is concave and convex at the same time, so what's it like to look into a mirror like that?A huge th
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Radiation vs Radioactive Atoms

363 views / 0 likes - added 3 years ago

There seems to be confusion about what radiation is and where it comes from. Many people believe it is the radiation that comes directly from nuclear power plants that poses a threat to public safety. In fact it is the radioactive atoms, which can escape
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Distant Time And The Hint Of A Multiverse - Sean Carroll

729 views / 0 likes - added 8 years ago

Cosmologist Sean Carroll attacks -- in an entertaining and thought-provoking tour through the nature of time and the universe -- a deceptively simple question: Why does time exist at all? The potential answers point to a surprising view of the nature of t
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ThunderCats Opening Remade with CGI

436 views / 0 likes - added 3 years ago

Earlier this year, I thoughtI'd have a go at learning how to use 3D animation software, really just so I could do some simple effects in my films... but I got a little bit carried away. The ThunderCats have been a love of mine since I can remember and the
04:32 Popular
Olivia Rodrigo - drivers license (Clean - Lyrics)

5,297 views / 16 likes - added 2 years ago

Olivia Rodrigo - drivers license (Clean - Lyrics) https://smarturl.it/driverslicense Check out the super clean version here: https://bit.ly/2XySQH3 TrendingTracks, your home for the hottest tracks! ----------------------------------------------- Support t
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Fascinating Mushroom Growth Time Lapse

198 views / 0 likes - added 2 years ago

Pink Oyster Mushroom Time Lapse filmed with several different cameras revealing the beauty of our macro world using time lapse techniques and a macro lens. During the whole project, I kept the humidity at 90% while delivering continous fresh air exchanges
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How Much Can You Eat Before Your Stomach Bursts? - Dear Blocko #33

151 views / 1 likes - added 1 year ago

It's Dear Blocko Episode 33 - Pop goes your stomach and burn goes your eyes! We also get a check-in on me and Circlia! : Is the Day You Die Already Determined? https://www.youtube.com/watch?v=vfVZevgmV14Support the great work being done by Lifespan, the t
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Australia's Bushfire-Hunting Satellites

302 views / 0 likes - added 3 years ago

Check out Atomic Frontier! https://youtube.com/atomicfrontieronline - start with the video on a country-sized telescope https://www.youtube.com/watch?v=sZVcWJ0pFTc or the world's deepest scuba dive https://www.youtube.com/watch?v=s65T7ZHZp14 Turns out tha
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Misconceptions About The Universe

732 views / 0 likes - added 8 years ago

Can we see things travelling faster than light? Check out Audible: http://bit.ly/AudibleVe Music by Amarante "One Last Thing" http://bit.ly/VeAmarante Awesome animations by http://youtube.com/minutephysics Thanks to Prof. Geraint Lewis for input on earlie
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The myth of Oisín and the land of eternal youth - Iseult Gillespie

907 views / 1 likes - added 6 years ago

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-myth-of-oisin-and-the-land-of-eternal-youth-iseult-gillespie In a typical hero’s journey, the protagonist sets out on an adventure, undergoes great
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9 of the World's Rarest Animals, Fighting to Stay Alive

600 views / 1 likes - added 6 years ago

In this reel, we meet some of the rarest critters on planet Earth, including the closest living relative to the giraffe, a lemur threatened by hunting and a tree kangaroo hanging on for survival due to habitat loss. SUBSCRIBE: https://goo.gl/vR6Acb This s
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Why Do We Sweat?

470 views / 1 likes - added 5 years ago

You probably know that sweating is a way for your body to cool off, but how does it help? And why don't other animals, like cats of dogs sweat? Join Jessi and Squeaks to learn all the answers to these questions and more! ---------- Love SciShow Kids and w
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Imagine Doggos - Radioactive

496 views / 0 likes - added 2 years ago

The most famous doggo group is bacc. this time, with a special guest named "broccoli pug". Preordner them tickets for their next concert on imagine-doggos.bork Sources: corgo (a.k.a. very good boy) from "Listening Point" Gabe from Deathtrips awoooo from t
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How Far Can You Travel?

684 views / 0 likes - added 8 years ago

If you accelerate at 1G, you can create artificial gravity inside your spaceship. And there’s the added advantage that you can cross billions of light years within a human lifetime. How far can we travel? Support us at: http://www.patreon.com/universetoda
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Reasons Why American Breakfasts Are the Way They Are

134 views / 0 likes - added 1 year ago

Weird History Food is serving you some breakfast. When you think of American breakfast food, what comes to mind? For many, it's likely things like cereal and milk, toast, eggs, and coffee. On weekends, there might be more elaborate dishes like French toas
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Touching liquid gallium metal

275 views / 0 likes - added 3 years ago

Check out my main channel: https://www.youtube.com/c/NileRedAt room temperature, gallium is completely solid. However, it has a super low melting point of only about 30C (86F), so in a bowl of hot water, it should completely liquify. As a liquid, it kind
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Using GPS to Get Around Is Making Us Dumber

446 views / 0 likes - added 7 years ago

GPS services have made getting from point A to point B a lot easier, but what effects does this have on our brains? How Do Animals Find Their Way Home Without GPS? - https://youtu.be/5qHRxvIqHWw Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1P
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Walking shoes roll-back toy // Homemade Science with Bruce Yeany

184 views / 0 likes - added 2 years ago

Walking shoes starts out as a couple of footprints attached to a roll of tape rolls across the floor making it appear that the footprints are walking. This simple design is then coupled with a roll-back toy design to make the walking feet self powered. Th
11:49
What is relativity all about?

315 views / 0 likes - added 5 years ago

Einstein’s theory of special relativity is one of the fascinating scientific advances of the 20th century. Fermilab’s Dr. Don Lincoln has decided to make a series of videos describing this amazing idea. In this video, he lays out what relativity is all ab
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The Nucleus: Crash Course Chemistry #1

920 views / 1 likes - added 9 years ago

Hank does his best to convince us that chemistry is not torture, but is instead the amazing and beautiful science of stuff. Chemistry can tell us how three tiny particles - the proton, neutron and electron - come together in trillions of combinations to f
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What Happens If You Hold Your Pee In For Too Long

656 views / 1 likes - added 5 years ago

Everyone holds in their pee every now and then. And that's okay! Just don't do it too often, or it could lead to some serious problems down the road. Science Insider tells you all you need to know about science: space, medicine, biotech, physiology, and m
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Heredity: Crash Course Biology #9

836 views / 0 likes - added 9 years ago

Hank and his brother John discuss heredity via the gross example of relative ear wax moistness. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like CrashCourse on Facebook! http:/
04:06
How diseases rise and fall with the seasonsand what it could mean for coronavirus

413 views / 0 likes - added 4 years ago

Scientists and doctors have observed for thousands of years that some diseases, like polio and influenza, rise and fall with the seasons. But why? Ongoing research in animals and humans suggests a variety of causes, including changes in the environment (l
11:29
The Zero Gravity Tower Preparing Us For Future Mars Missions

263 views / 0 likes - added 3 years ago

A look inside Germany's zero gravity tower where its probing the most fundamental questions in science.Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Focal Point | https://bit.ly/2s0cf7w Visit our shop at http://shop.seeker.com From astroph
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Thermal Conductivity Investigation Board // Homemade Science with Bruce Yeany

490 views / 0 likes - added 6 years ago

Three surfaces appear to be at different temperatures when felt with the hand. When tested with thermometers, they are found to all be at room temperature. the differences between the surface are due to their varying ability to conduction heat or insulate
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The Twins Paradox Hands-On Explanation | Special Relativity Ch. 8

558 views / 0 likes - added 5 years ago

Go to http://brilliant.org/MinutePhysics for 20% off a premium subscription to Brilliant! Mark Rober's youtube channel: https://www.youtube.com/markrober This video is chapter 8 in my series on special relativity, and it presents a hands-on explanation of
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Length Contraction and Time Dilation | Special Relativity Ch. 5

562 views / 0 likes - added 5 years ago

Go to http://brilliant.org/MinutePhysics for 20% off a premium subscription to Brilliant! Mark Rober's youtube channel: https://www.youtube.com/markrober This video is chapter 5 in my series on special relativity, and it covers how things that are moving
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World's Simplest Electric Train

953 views / 0 likes - added 8 years ago

【Ver.2】→ http://youtu.be/Y1MDOerruDU This “Train” is made of magnets copper wire and a dry cell battery. Please enjoy watching this simple structure electric train. 【How to make】 https://youtu.be/IXeXcbvBPJw 【My YouTube Channel】 In this v
01:40 Popular
24 Hours of Sun at the South Pole | Continent 7: Antarctica

812 views / 0 likes - added 7 years ago

Midnight sun occurs when the sun is visible for a full 24 hours. Join Antarctic scientists and the Continent 7 crew as they discuss the pros and cons of perpetual sunlight. ➡ Subscribe: http://bit.ly/NatGeoSubscribe ➡ NEW SERIES CONTINENT 7: ANTARCTICA PR
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How To Write Fiction That Comes Alive - Nalo Hopkinson

910 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-to-write-fiction-that-comes-alive-nalo-hopkinson The point of fiction is to cast a spell, a momentary illusion that you are living in the world of the story. But as a writer, how do you suck your readers int
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05:14 Popular
Intensifiers And Adverbs Of Degree | Modifiers | The Parts Of Speech

994 views / 0 likes - added 8 years ago

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

309 views / 0 likes - added 3 years ago

The age of the universe might be wrong, so a team of astrophysicists are using the Z Machine to recreate a piece of it on Earth. What does it take to resurrect a white dwarf star in the lab?Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Foc
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Inside the Lab Where Robots Run Their Own Experiments

282 views / 0 likes - added 3 years ago

Recent breakthroughs in automation and active machine learning are taking laboratory science to the next level. What will the laboratories of the future look like? Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Focal Point | https://bit.ly/
05:45 Popular
Visualization of Torques (Moments)

1,053 views / 0 likes - added 7 years ago

This video demonstrates the concept of Torque, a.k.a. Moment or Moment of force. Visit my homepage, http://www.zutopedia.com/udia.html, or read about my latest book http://www.zutopedia.com Here are some notes: 1) Torques are often mentioned in context of
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The 1960s in America: Crash Course US History #40

920 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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The Psychology Behind Irrational Decisions - Sara Garofalo

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View full lesson: http://ed.ted.com/lessons/the-psychology-behind-irrational-decisions-sara-garofalo Often people make decisions that are not “rational” from a purely economical point of view — meaning that they don’t necessarily lead to the best result.
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Skylight: Saturn Shows Off Its Rings

763 views / 1 likes - added 5 years ago

Saturn’s rings are captivating from any vantage point, but more so when tilted fully towards or away from Earth, as they are this October. Our understanding of Saturn, its rings, and its moons has been enriched over the past 13 years through the Cassini m
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Whale bubble-net feeding documented by UH researchers through groundbreaking video

385 views / 0 likes - added 4 years ago

Permit Number: NOAA #19703 A humpback whale swimming in a circular pattern while blowing bubbles to create a “net” to encircle its prey. It’s a regular occurrence in the cold blue-green waters of Southeast Alaska, and University of Hawai
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Oxygen is magnetic?!

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Try 23andMe at http://23andme.com/physicsgirl Liquid oxygen has unusual magnetic properties. This demonstration with the MIT Technical Services Group and a crazy blowtorch demonstration on the curie point of iron share a glimpse into how different kinds o
The Comanche and the Horse | Native America | Sacred Stories | PBS

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Official Website: https://to.pbs.org/2DdzTCv | #NativeAmericaPBSToday the image of Indians on horseback is iconic. But Native Americans never set eyes on a horse before the 15th century when Europeans bring them to America as a weapon of conquest. The Com
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Ultrasonic Levitation

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Acoustic levitation meets Schlieren optics: By reflecting a sound wave back onto itself, one can secure a standing wave if the distance between the source of the sound and the reflector is equal to an integral number of half wavelengths. In this demonstra
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What's In The Darkest Part Of The Sky? The Hubble Deep Field

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What happens when you point the Hubble Space Telescope at the darkest part of the sky for 10 consecutive days? Besides using up extremely valuable time, what would you find? Instagram: http://instagram.com/thephysicsgirl Twitter: http://www.physicsgirl.or
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NASAs Gold Box Will Make Oxygen on Mars

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NASAs next rover mission has a special device aboard thatll do something revolutionary: make oxygen on Mars for the first time. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Focal Point | https://bit.ly/2s0cf7w Visit our shop at http://sho
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A Digital Reimagining Of Gettysburg - Anne Knowles

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View full lesson: http://ed.ted.com/lessons/a-digital-reimagining-of-gettysburg-anne-knowles Geographer Anne Knowles uses digital technologies to reimagine the past. In this fascinating talk, Knowles transports us to the Battle of Gettysburg, the turning
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Before There Were Cowboys, There Were Csikós

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Before cowboys roamed the American West, there were Hungary’s Csikós. And on the Puszta—the country’s great plain—these traditional horsemen carry on their legacy. For centuries, whip-cracking horsemen in Hungary have been caring for their horses and catt
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The True Cause of Obsessive Thinking

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We all are, at times, the victims of one of the cruellest and most remorseless of all mental afflictions: obsessive thinking. But why?FURTHER READINGYou can read more on this and other subjects here: https://9qq0.short.gy/m0b8dKFor some of us, today like
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Inside NASAs Challenge to 3D Print Future Habitats on Mars

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NASA invited engineers and architects from around the world to design future habitats for Mars. Heres what they came up with. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Focal Point | https://bit.ly/2M3gmbKNASAs 3D-Printed Habitat Challe
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Why Do We Put Salt on Our Sidewalks?

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It's snowing and Mister Brown needs to go put some salt on the Fort's front steps. But Squeaks wants to know, why do we put salt on icy sidewalks?----------Love SciShow Kids and want to help support it? Become a Patron on Patreon: https://www.patreon.com/
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History Through The Eyes Of The Potato - Leo Bear-McGuinness

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View full lesson: http://ed.ted.com/lessons/history-through-the-eyes-of-the-potato-leo-bear-mcguinness Baked or fried, boiled or roasted, as chips or fries; at some point in your life you’ve probably eaten a potato. But potatoes have played a much more si
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See How Recycled Steel Drums Are Used To Build Hydraulic Drum Crushers

612 views / 1 likes - added 6 years ago

#HowItsMade Want to learn how to crush steel like a pro? Use a special hydraulic press with a sharp point! Full Episodes Streaming FREE on Science Channel GO: http://www.sciencechannelgo.com/how-its-made Subscribe to Science Channel: http://bit.ly/Subscri
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Is there a limit to technological progress? - Clément Vidal

710 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/is-there-a-limit-to-technological-progress-clement-vidal Many generations have felt they’ve reached the pinnacle of technological advancement. Yet, if you look back 100 years, the technologies we take for grante
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Mysteries Of Vernacular: Odd - Jessica Oreck And Rachael Teel

605 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/mysteries-of-vernacular-odd-jessica-oreck-and-rachael-teel Whether we're talking all things unusual or mathematical, the origins of the word odd point to the Indo-European root uzdho, which means pointing upward
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France’s Forgotten Castle

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Nestled in the countryside sits an abandoned castle that was once the hub of French aristocratic parties. The Château de la Mothe-Chandeniers was first built in the 14th century as a stronghold for French nobles. In the Middle Ages, it was conquered by th
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Lorentz Transformations | Special Relativity Ch. 3

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Go to http://brilliant.org/MinutePhysics for 20% off a premium subscription to Brilliant! Mark Rober's youtube channel: https://www.youtube.com/markrober The previous videos in this series: Chapter 1: Why Relativity is Hard https://www.youtube.com/watch?v
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The Broken Flaneur

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What's the point of flanerie if there's nothing to see? Technology has the power to disappear the world in front of our eyes. The Broken Flaneur is a short film shot and produced in less than 24 hours with special effects that are enabled by a generative
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World's First Electric Generator

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Huge thanks to the Royal Institution, Professor Frank James, and Katie Atmore for filming.For the Sixty Symbols version of this experiment click http://bit.ly/RGfLY5Michael Faraday created the first electric generator in 1831 using a coil of wire and a pe
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The evolution of the eye

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Creationists and supporters of Intelligent Design like to point to what they call the "irreducible complexity" of the eye as proof of the existence of a designer/creator. In other words, they like to say that complex components of our physiology like the
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First person vs. Second person vs. Third person - Rebekah Bergman

328 views / 0 likes - added 3 years ago

Discover how point of view can transform a story, and find out how to choose between first, second, and third person in your writing.--Who is telling a story, and from what perspective, are some of the most important choices an author makes. Told from a d
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Judicial Decisions: Crash Course Government And Politics #22

653 views / 1 likes - added 8 years ago

Today, Craig Benzine is going to dive into the factors that influence judicial decisions. As you may have noticed, the Supreme Court recently handed down some pretty big decisions on same-sex marriage (in Obergefell v Hodges) and the Affordable Care Act (
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This Battery-Free Game Boy Will Last Forever

295 views / 1 likes - added 3 years ago

Nobody likes a dead battery. So engineers developed a battery-free Game Boy that runs forever. Using energy harvested from the environment, this device could spark the next revolution in gaming.Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more
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When Did Dogs Become Man’s Best Friend?

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At some point, dogs evolved to become man’s best friend? When did this take place? These Epic Dog Portraits Will Melt Your Heart: http://dne.ws/1CQjPRd Read More: The Incredible Explosion of Dog Breeds http://www.livescience.com/8420-incredible-explosion-
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The Best Speech about Humanity - Carl Sagan

2,010 views / 0 likes - added 4 years ago

Carl Sagan gives the best speech ever about humanity and how foolish we behave. Pale Blue Dot is one of the most important and reflective speeches about the human condition and our place in the Universe. The Pale Blue Dot is a photograph of Earth taken in
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Who Won The Space Race? - Jeff Steers

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View full lesson: http://ed.ted.com/lessons/what-was-the-point-of-the-space-race-jeff-steers On October 4, 1957, the Soviet Union launched the satellite Sputnik and, with it, an international space race. The United States and the Soviet Union rushed to de

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