TED-Ed
TED-Ed: Scientists are obsessed with this lake | Nicola Storelli and Daniele Zanzi
In the millions of years since oxygen began saturating Earth’s oceans and atmosphere, most organisms have evolved to rely on this gas. However, there are some places where oxygen-averse microorganisms like those from Earth’s earliest...
TED-Ed
TED-Ed: If you're an adult mayfly you'll probably die before the end of this video | Luke M. Jacobus
For most of the world’s 4,000 mayfly species, adulthood lasts roughly one day. And for some species, it’s only a matter of minutes. This isn’t because they’re all eaten up by predators. Rather, this abridged adulthood is a natural part...
TED-Ed
TED-Ed: The Nazis recruited to win the Cold War | Brian Crim
In May of 1945 the Third Reich was in chaos. Adolf Hitler was dead and German surrender was imminent. But while World War II was almost over, a new war was brewing. And the US was eager to recruit the smartest minds in Germany before the...
TED-Ed
TED-Ed: How do doctors determine what stage of cancer you have? | Hyunsoo Joshua No and Trudy Wu
Each year, approximately 20 million people receive a cancer diagnosis. At that time, a patient usually learns their cancer’s stage, which is typically a number ranging from one to four. While staging is designed, in part, to help...
TED-Ed
TED-Ed: Can you transplant a head to another body? | Max G. Levy
In 1970, neurosurgeon Robert White and his team carted two monkeys into an operating room to conduct an ambitious experiment. The objective was to connect the head of Monkey A to the body of Monkey B, in what he considered a whole-body...
TED-Ed
TED-Ed: Could we build a miniature sun on Earth? | George Zaidan
Stars have cores hot and dense enough to force atomic nuclei together, forming larger, heavier nuclei in a process known as fusion. In this process, the mass of the end products is slightly less than the mass of the initial atoms. But...
TED-Ed
TED-Ed: These animals can hear everything | Jakob Christensen-Dalsgaard
The world is always abuzz with sounds, many of which human ears simply can’t hear. However, other species have extraordinary adaptations that grant them access to realms of sonic extremes. And some of them don’t even have ears— at least,...
SciShow
The 16 Most Asked Questions About Magnets
Magnets - how DO they work? We've got the answer for you, plus a bunch of weird fun magnet facts - where they got their names, why hitting some stuff with a hammer can turn it into magnets, and even why we feed magnets to cows, on purpose.
TED Talks
TED: A scientific breakthrough that could transform how we produce food | David Friedberg
Agriculture fundamentally changed the way humans live — but at a cost, using up huge tracts of land and wreaking havoc on the environment, even as millions still go hungry. Entrepreneur and investor David Friedberg paints a picture of...
TED Talks
TED: Is cultivated meat the future of food? | Uma Valeti
The way we raise animals is destructive to humans, animals and the environment, says cardiologist and entrepreneur Uma Valeti. He presents a solution that doesn't require you to give up your favorite protein-packed meals: cultivated...
TED Talks
TED: How you could see inside your body — with a micro-robot | Alex Luebke, Vivek Kumbhari
Would you swallow a micro-robot? In a gutsy demo, physician Vivek Kumbhari navigates Pillbot, a wireless, disposable robot swallowed onstage by engineer Alex Luebke, modeling how this technology can swiftly provide direct visualization...
TED Talks
TED: My quest to cure prion disease — before it's too late | Sonia Vallabh
Biomedical researcher Sonia Vallabh's life was turned upside down when she learned she had the genetic mutation for a rare and fatal illness, prion disease, that could strike at any time. Thirteen years later, her search for a cure has...
TED Talks
TED: How AI is unlocking the secrets of nature and the universe | Demis Hassabis
Can AI help us answer life's biggest questions? In this visionary conversation, Google DeepMind cofounder and CEO Demis Hassabis delves into the history and incredible capabilities of AI with head of TED Chris Anderson. Hassabis explains...
TED Talks
TED: How aerosols brighten clouds — and cool the planet | Sarah J. Doherty
Here's a conundrum: the same aerosol pollutants that harm human health also help cool the climate, says atmospheric scientist Sarah J. Doherty. Is there a way to clean up the air without warming the planet? Exploring the unintended...
TED Talks
TED: How AI will step off the screen and into the real world | Daniela Rus
The convergence of AI and robotics will unlock a wonderful new world of possibilities in everyday life, says robotics and AI pioneer Daniela Rus. Diving into the way machines think, she reveals how "liquid networks" — a revolutionary...
TED Talks
TED: The luminous mystery of fireflies | Wan Faridah Akmal Jusoh
There are more than 2,000 firefly species, found on every continent except for Antarctica — an astonishing diversity of movement and light. Firefly scientist Wan Faridah Akmal Jusoh explores the mysteries of these little beetles that...
TED Talks
TED: How to calm your anxiety, from a neuroscientist | Wendy Suzuki
What if you could transform your anxiety into something you can actually use during your work day? Neuroscientist Wendy Suzuki shares two evidence-based activities -- breathing and movement -- that can soothe your nervous system and fuel...
SciShow
Around The World In 7 Diseases
Have you ever wondered about what stops a disease from going global? Well pack your bags, because we're taking a world tour to visit seven of the most regional diseases out there, from Guinea worm to an Australian form of rabies, to...
SciShow
Can Rock and Roll Replace Your Insulin?
Could rock music one day replace your insulin injections? Scientists are pioneering music-controlled cells that could provide the perfect dose of insulin for type 1 or type 2 diabetes with just a bit of music. Specifically, Queen's "We...
SciShow
Why Does Everything Decay Into Lead
If you look at a copy of the periodic table, you might notice that basically every element after lead is labelled as radioactive. And the vast majority of those elements wind up decaying into some version of lead eventually. But why is...
SciShow
Help, I’ve Lost My Butt!
It feels like for an animal, having one's butt fall off would be pretty bad. But apparently that's not always the worst thing to happen, at least not for these specific animals.
SciShow
We're Probably Going to Cure MS
You've probably heard of multiple sclerosis, especially if you're a fan of The West Wing. But can we ever cure MS? Yes. But also, no. But also, probably? It's complicated.
SciShow
We Don’t Know What the Sun Is Made Of
Unlike Earth, our Sun is a giant ball of mostly hydrogen and helium. Astronomers managed to figure that one out roughly 100 years ago. But after all this time, they still can't come to an agreement on what "mostly" means, precisely.
SciShow
Why Do Our Noses Stick Out?
Have you ever thought about why we humans have noses that stick out? Turns out, there's been a big story about human evolution right... under your nose.