SciShow
We Found Superconductors in Meteorites!
We've found the first confirmed superconductors in meteorites, and our simulated atmosphere game is really heating up!
TED Talks
TED: How we could teach our bodies to heal faster | Kaitlyn Sadtler
What if we could help our bodies heal faster and without scars, like Wolverine in X-Men? TED Fellow Kaitlyn Sadtler is working to make this dream a reality by developing new biomaterials that could change how our immune system responds...
TED Talks
Cheryl Hayashi: The magnificence of spider silk
Cheryl Hayashi studies spider silk, one of nature's most high-performance materials. Each species of spider can make up to 7 very different kinds of silk. How do they do it? Hayashi explains at the DNA level -- then shows us how this...
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
How Basic Psychology Can Save Kids’ Lives
Knowing a few things about human psychology can help us avoid some of the thousands of accidents that injure or kill children around the world every year.
Crash Course Kids
Normal Stuff in Not-So-Normal Places
So, what happens to normal stuff (like water) when it goes to not so normal places? What happens if you take a glass of water to the top of Mt. Everest? Or Space? In this episode of Crash Course Kids, Sabrina shows us how matter is...
TED Talks
TED: A new way to study the brain's invisible secrets | Ed Boyden
Neuroengineer ed Boyden wants to know how the tiny biomolecules in our brains generate emotions, thoughts and feelings -- and he wants to find the molecular changes that lead to disorders like epilepsy and Alzheimer's. Rather than...
TED Talks
Karl Skjonnemand: The self-assembling computer chips of the future
The transistors that power the phone in your pocket are unimaginably small: you can fit more than 3,000 of them across the width of a human hair. But to keep up with innovations in fields like facial recognition and augmented reality, we...
TED Talks
Mike Biddle: We can recycle plastic
Less than 10% of plastic trash is recycled -- compared to almost 90% of metals -- because of the massively complicated problem of finding and sorting the different kinds. Frustrated by this waste, Mike Biddle has developed a cheap and...
SciShow
How Recycling Works
Join SciShow as we explore what happens to your stuff after you toss it into the little green bin with the arrows on it.
SciShow
5 Weird Things That Can Catch Fire
Fire: it's beautiful, it's dangerous, and it shows up in surprising places. Here are five weird things you might have on hand that can go up in flames. Chapters 0:00 0:05 0:11 0:17 0:23 0:29
TED Talks
Suzanne Lee: Grow your own clothes
Designer Suzanne Lee shares her experiments in growing a kombucha-based material that can be used like fabric or vegetable leather to make clothing. The process is fascinating, the results are beautiful (though there's still one minor...
SciShow
Why Is My Tongue Stuck to This Flagpole?
First of all, DON'T DO IT! But if you WERE to stick your tongue to a cold flagpole, why would it stick?
SciShow
The Secrets of Life’s Toughest Material
One of the toughest materials known to science is made not by humans, but by nature... and it's inside of oysters.
Bozeman Science
Electric Permittivity
In this video Paul Andersen explains how electric permittivity of a material resists the formation of electric fields. Capacitors store energy be preventing the formation of electric fields in dielectric material. The electric...
TED Talks
Molly Stevens: A new way to grow bone
What does it take to regrow bone in mass quantities? Typical bone regeneration -- wherein bone is taken from a patient’s hip and grafted onto damaged bone elsewhere in the body -- is limited and can cause great pain just a few years...
Crash Course
Biomedical & Industrial Engineering: Crash Course Engineering #6
We’ve discussed the four main branches of engineering but there are so many other fields doing important work, so today we’re going to explore a few of them. In this episode we’ll explore some of the history and fundamentals of...
TED-Ed
TED-ED: Nature's smallest factory: The Calvin cycle - Cathy Symington
A hearty bowl of cereal gives you the energy to start your day, but how exactly did that energy make its way into your bowl? It all begins with photosynthesis, the process that converts the air we breathe into energizing glucose. Cathy...
TED Talks
TED: What a scrapyard in Ghana can teach us about innovation | DK Osseo-Asare
In Agbogbloshie, a community in Accra, Ghana, people descend on a scrapyard to mine electronic waste for recyclable materials. Without formal training, these urban miners often teach themselves the workings of electronics by taking them...
Crash Course Kids
Oobleck and Non-Newtonian Fluids
Ever heard of Oobleck? How about Non-Newtonian fluids? Well, today Sabrina is going to show us that things can sometimes behave like a solid, and sometimes like a liquid depending on how much force is applied to them. In this episode of...
TED Talks
TED: The next step in nanotechnology | George Tulevski
Nearly every other year the transistors that power silicon computer chip shrink in size by half and double in performance, enabling our devices to become more mobile and accessible. But what happens when these components can't get any...
SciShow
What We Learned from the Apollo 1 Fire
The Apollo 1 fire was a tragedy and a huge wake-up call for NASA, causing them to get much more serious about their safety procedures and technology, and also changed their attitude towards spaceflight in general.
SciShow
Why Do Razor Blades Dull so Quickly?
If you shave regularly, you may have noticed your razor blades don’t cut as well after just a few uses. But why do razors get dull so quickly?
TED Talks
Doris Kim Sung: Metal that breathes
Modern buildings with floor-to-ceiling windows give spectacular views, but they require a lot of energy to cool. Doris Kim Sung works with thermo-bimetals, smart materials that act more like human skin, dynamically and responsively, and...