TED-Ed
TED-Ed: How do airplanes stay in the air? | Raymond Adkins
By 1917, Albert Einstein had explained the relationship between space and time. But, that year, he designed a flawed airplane wing. His attempt was based on an incomplete theory of how flight works. Indeed, insufficient and inaccurate...
PBS
Harnessing Boys' Strengths & Passions to Improve Academic Achievement (May 7, 2014)
Increasingly, boys appear to be falling behind girls academically. Test statistics, grades and college degrees are part of the story, but experts are also concerned about the messages young men get about masculinity. Gwen Ifill talks...
Curated Video
Phelps trades gold for games at 'Call Of Duty' celebration
MICHAEL PHELPS GOES FROM GOLD TO GAMES AT 'CALL OF DUTY' CELEBRATIONMichael Phelps is going from Olympic gold to video games -- with a trip to a "Call of Duty" fan event in Inglewood, California. The 23-time gold medalist was among the...
Curated Video
Gaza/West Bank - Indyk meets Arafat
US Assistant Secretary of State Martin Indyk met with Palestinian leader Yasser Arafat in Gaza on Saturday (13/12). Indyk sought to get the Palestinians to ease their objections to Israel's proposals for a promised partial withdrawal of...
Curated Video
SYND 4 10 78 SCENE OF THE 28TH GAME IN WORLD CHESS CHAMPIONSHIP
In the 28th game of the World Chess Championship, played over the weekend, Viktor Korchnoi enjoyed an easy victory which caused a few experts to think the challenger might still have a chance for a come-from-behind win. At present the 47...
Crash Course
Where Does Wind Come From Crash Course Geography
There's an invisible force shaping our lives, affecting the weather, climate, land, economy, and just whether a flag looks majestic or not - we're talking about the wind! Today we’re going to go into the science of where the wind comes...
PBS
Anti-gravity and the True Nature of Dark Energy
We've come a long way in our understanding of dark energy. In previous episodes we've looked at how our universe is paradoxically flat and how dark energy is exponentially accelerating the expansion of the universe. Now, let's dive into...
SciShow
The Physics of Roller Coasters
Roller coasters give people the opportunity to experience physics in dramatic ways. In this episode of SciShow, we break down how physics work on roller coasters to give you the ride of your life!
SciShow
The Leidenfrost Effect: How to Make a Liquid Levitate
In this video Michael Aranda explains what the Leidenfrost Effect is, and how it can cause liquid to 'levitate'.
TED-Ed
TED-Ed: Do larger animals take longer to pee? | David L. Hu
A cat's bladder can only store a golf ball's worth of urine. For humans, it's a coffee mug and for elephants, a kitchen trash can. An elephant's bladder is 400 times the size of a cat's, but it doesn't take an elephant 400 times longer...
SciShow
The First Water on Earth Might've Come From… Earth? | SciShow News
Astronomers have thought for years that Earth was dry in the beginning, but a new paper suggests that Earth might have actually started out wet! And In other meteorite news, a new study of impact sites might give us new clues about...
Crash Course
What Are Rocks and How Do They Form? Crash Course Geography
From towering mountains to pebbles along a river, the Earth is made of a huge variety of rocks. In today's episode, we're going to follow the rock cycle of a piece of granite in the Himalayan mountains, and as you'll see, every rock has...
SciShow
SPNs Might Change the World, So What Are They?
Researchers created a "super jelly" that can survive being run over with a car, and its weird properties take advantage of some novel chemistry.
SciShow
The World's Most Abundant Mineral, and Oddball Whales
SciShow News takes you to the depths of the Earth, where the world’s most abundant mineral is found, and to the Arabian Sea, where a strange population of whales has been living in isolation for 70,000 years!
TED Talks
TED: Thorium, an alternative nuclear fuel | Kirk Sorensen
Kirk Sorensen shows us the liquid fuel thorium reactor -- a way to produce energy that is safer, cleaner and more efficient than current nuclear power.
Crash Course Kids
Up, Up & Away
So... what makes the wind? You might be surprised to learn that it has to do with two of Earth's spheres; The Hydrosphere and the Geosphere. In this episode of Crash Course Kids, Sabrina takes us to the beach to chat about how the wind...
Bozeman Science
Unit 2 Review - Speciation
Paul Andersen reviews the major concepts within the second unit of the new AP Biology framework. He starts by describing how life is organized into three domains. He explains how the history of life on the planet is characterized by mass...
SciShow Kids
Blobfish: The World's Ugliest Animal | Biology for Kids | SciShow Kids
The blobfish has been called "The World's Ugliest Animal", but it's actually really cool. Find out why it's shaped the way it is with Jessi and Squeaks.
TED-Ed
TED-Ed: Rusha Modi: What causes heartburn?
Humans have been battling heartburn for hundreds, if not thousands, of years. But recently the incidence has risen, making it a common complaint worldwide. What causes this problem, and how can it be stopped? Rusha Modi details the...
SciShow
6 Stupid and Dangerous Things Scientists Did to Themselves
From poking their own eyes, to drinking a patient's vomit, some extremely passionate scientists have done pretty outrageous things to themselves in the name of science.
SciShow
Why Do I Have Varicose Veins?
Usually, the 160,000 kilometers of blood vessels in your body work incredibly smoothly. However, the forces of age, weight gain, and gravity can conspire to cause lumpy varicose veins.
SciShow
Why Is the Perfect Shower Temperature So Hard To Find?
Somewhere between "boiling lava" and "the surface of Pluto" is the perfect shower temperature, but why is it so elusive?
Bozeman Science
Water Potential
Paul Andersen explains how populations experience exponential. He begins by address the major players; N (population size) and r (growth rate). He models population growth in rabbits through four generations. He then shows you how to use...