SciShow
Oxygen is Killing You
Hank introduces us to oxygen - the element that makes it possible for most animals to live, but which is simultaneously responsible for a lot of bad things going on in our bodies.
SciShow
How Aspirin Changed Medicine Forever
Aspirin isn't just an old medicine cabinet stand-by, it's one of the oldest medicines we humans learned how to make ourselves. And our research into aspirin did more than just make it better at relieving pain, it opened the door to whole...
SciShow
5 Ways Humans Are Influencing Species Evolution
Evolution is a never ending process, but there are some cases where humanity has given it a big push.
SciShow
This Illusion Might Not Work Depending on Where You're From
Optical illusions are a fun way to play with the way your brain interprets what your eyes see, but if some of them don't work for you, it might be because of where you live.
SciShow
Photosynthesis WITHOUT THE SUN
Plants need light to survive. But apparently, that doesn't have to be sunlight.
Crash Course Kids
Feed Me: Classifying Organisms
FEED ME! In this episode of Crash Course Kids, Sabrina has a chat with us about what living things eat to get energy. What makes something an omnivore, or a carnivore, or an herbivore? And how do plants fit in to all of this? This first...
TED Talks
TED: In the Internet age, dance evolves ... | The LXD
The LXD (the Legion of Extraordinary Dancers) electrify the TED stage with an emerging global street-dance culture, revved up by the Internet. Directed by Jon M. Chu, this astonishing troupe of dancers and musicians show off their...
SciShow
Circadian Rhythm and Your Brain's Clock
Why do we sleep at night instead of during the day? In this episode of SciShow Hank talks about circadian rhythms, how they work, and how they regulate different processes in our bodies.
TED Talks
TED: The world's oldest living things | Rachel Sussman
Rachel Sussman shows photographs of the world's oldest continuously living organisms -- from 2,000-year-old brain coral off Tobago's coast to an "underground forest" in South Africa that has lived since before the dawn of agriculture.
TED-Ed
TED-Ed: The twisting tale of DNA - Judith Hauck
What do a man, a mushroom, and an elephant have in common? A very long and simple double helix molecule makes us more similar and much more different than any other living thing. But, how does a simple molecule determine the form and...
SciShow Kids
All About Anglerfish
Learn all about the anglerfish! A creepy-looking, deep-sea-dwelling creature that glows!
TED-Ed
TED-Ed: What would it be like to live on the moon? - Alex Gendler
The European Space Agency is hoping to establish an inhabited research base on the moon by the 2020s. But living in this "moon camp" won't be easy. How will humans deal with the cosmic radiation? What will the inhabitants eat? And what's...
Crash Course
Natural Hazards: Crash Course Geography
Today we wrap up the first half of our series on physical geography by taking a closer look at natural hazards - which are physical processes like heat waves and cyclones, earthquakes and volcanic eruptions, and floods and droughts. And...
Crash Course
Global Stratification & Poverty: Crash Course Sociology
This week we’re taking our discussion of stratification global. We’ll look at First and Third World countries and the reasons why these terms are no longer used. We’ll introduce the four types of country categories we now use: high...
SciShow Kids
Squeaks Loves Music! | SciShow Kids Compilation
Sometimes, Squeaks needs to recharge his batteries. And when he does, he hangs out in his room and listens to his favorite music!
TED Talks
Kamal Meattle: How to grow fresh air
Researcher Kamal Meattle shows how an arrangement of three common houseplants, used in specific spots in a home or office building, can result in measurably cleaner indoor air.
SciShow
6 Bacteria with Awesome Superpowers
Bacteria have evolved some pretty incredible abilities. They may never star in a big summer movie, but here are six bacteria with amazing superpowers.
SciShow
Will Space Settlers Live in Fungi Buildings?
What if we could grow buildings on other worlds? Researchers are looking to fungi to help us colonize the stars
SciShow Kids
Explore an Ice Cave! Geology for Kids
Learn about some cool, chilly, spaces with Jessi and Squeaks!
SciShow
Inside The World's Most Powerful New Microscopes
In recent years, scientists have come up with new ways to hack the physics of light, to invent the most powerful microscopes the world has ever seen.
TED Talks
TED: How to discover your authentic self -- at any age | Bevy Smith
In a talk packed with wry wisdom, pop culture queen Bevy Smith shares hard-earned lessons about authenticity, confidence, mature success and why, if you put in the work, "life gets greater later."
SciShow
8 Animals That Only Live in One Place
Some animal species are found in almost every corner of the world. But these 8 species are impressively isolated.
TED Talks
Barry Schwartz: The way we think about work is broken
What makes work satisfying? Apart from a paycheck, there are intangible values that, Barry Schwartz suggests, our current way of thinking about work simply ignores. It's time to stop thinking of workers as cogs on a wheel.
SciShow Kids
Biologists! Scientists Who Love Life!
Who wants to be a biologist? Learn all about scientists who study life -- like where they do their jobs, the questions they ask, and the tools they use!