SciShow
The Weird Reason More Bridges Are About to Fail
While they are incredible engineering marvels, we don't think about bridges all that much. But there's a good reason we should all be thinking about our bridges, since there's a weird reason that more of them might be at risk of failure...
MinutePhysics
The Rocket & String Paradox
This video is about Bell's Spaceship Paradox of Special Relativity, wherein a pair of rockets (or spacecraft) connected by a weak thread accelerate with uniform acceleration, maintaining the same separation, and the question is: does the...
SciShow
Why Lizards Don't Run Marathons
Lizards tend to scurry around in short bursts rather than running long distances, and the reason why might be nearly as old as life on land. Hosted by: Stefan Chin
SciShow
Why You Can't Bake a Mason Jar
Regular old glass like the kind that makes up a mason jar can shatter and explode if put in the oven. But we do have types of glass that you can bake your pie or brownies in and it's all thanks to some neat chemical tricks.
Curated Video
Holmstrom on winning economics Nobel
British-born Oliver Hart and Bengt Holmstrom of Finland won the Nobel prize in economics for shedding light on how contracts help people deal with conflicting interests, from CEO pay packages to whether to privatise a public service.In...
SciShow
Could Eye Drops Replace Your Glasses?
Getting older means it’s likely that your eyes will have trouble focusing on things at close distances, so we are often prescribed glasses to combat this problem. But what if there were eye drops that could achieve the same results?
SciShow
Why Do My Eyes Glow Red in Photos?
You know how sometimes your eyes glow bright red in photos, making you look like a scary demon and ruining a priceless family memory? Well, there's a pretty cool reason it happens and ways to stop it! Learn about both in today's QQ!
Crash Course
How to Seek Help and Find Key Partners: Crash Course Entrepreneurship
Entrepreneurs do have to wear a lot of hats, but we need to understand where we fall short and where other people or products could help get the job done. We can’t be an expert in everything or have time to do everything. But some people...
TED Talks
TED: Why good hackers make good citizens | Catherine Bracy
Hacking is about more than mischief-making or political subversion. As Catherine Bracy describes in this spirited talk, it can be just as much a force for good as it is for evil. She spins through some inspiring civically-minded projects...
SciShow
Why Lizards Don't Run Marathons
Lizards tend to scurry around in short bursts rather than running long distances, and the reason why might be nearly as old as life on land.
SciShow Kids
Why Do We Get Goosebumps?
Jessi got so cold outside that she got goosebumps! Join her and Squeaks as they learn what causes your body to make these bumps in the first place.
SciShow
What Happens If You Stop Pooping?
Constipation is no fun. Luckily, it can usually be remedied with a handful of prunes, a few cups of coffee, and some patience. However, if you don't poop for a long, long time, constipation can develop into some serious health problems.
SciShow
Why Scientists are Giving Robots Human Muscles
Human-robot hybrids are advancing quickly, but the applications aren't just for complete synthetic humans. There's a lot we can learn about ourselves in the process.
TED-Ed
TED-Ed: Is it bad to hold your pee? - Heba Shaheed
Humans should urinate at least four to six times a day, but occasionally, the pressures of modern life force us to clench and hold it in. How bad is this habit, and how long can our bodies withstand it? Heba Shaheed takes us inside the...
SciShow
Why Do You Feel Butterflies in Your Stomach
It may have happened when you locked eyes with your secret crush, or before an important job interview, but what exactly caused that strange, fluttering sensation in your stomach?
Crash Course
The Heart, part 2 - Heart Throbs: Crash Course A&P
Today we're talking the heart and heart throbs -- both literal and those of the televised variety. Hank explains how your heart's pacemaker cells use leaky membranes to generate their own action potentials, and how the resulting...
SciShow
3 Terrible Old-Timey Ways to (Not) Lose Weight
From sauna pants to fat jigglers, people used to try to lose weight in some rather unconventional ways. They really did not work.
TED Talks
Christoph Keplinger: The artificial muscles that will power robots of the future
Robot brains are getting smarter and smarter, but their bodies are often still clunky and unwieldy. Mechanical engineer Christoph Keplinger is designing a new generation of soft, agile robot inspired by a masterpiece of evolution:...
SciShow
What is Sarin Gas
Hank discusses the chemistry of sarin, the nerve agent that killed more than 1400 people in a chemical weapons attack in Syria.
TED-Ed
TED-Ed: What makes muscles grow? - Jeffrey Siegel
We have over 600 muscles in our bodies that help bind us together, hold us up, and help us move. Your muscles also need your constant attention, because the way you treat them on a daily basis determines whether they will wither or grow....
SciShow
Why You Can't Bake a Mason Jar
Regular old glass like the kind that makes up a mason jar can shatter and explode if put in the oven. But we do have types of glass that you can bake your pie or brownies in and it's all thanks to some neat chemical tricks.
Bozeman Science
Muscle Control Puppet
The people at Backyard Brains use a spiker box to turn me into a puppet.