SciShow

Can You Be Allergic To Sunlight?

We all know that the sun can be dangerous. The UV radiation that beams down on you at the beach can damage your DNA,...

Are Modern Humans Really Older Than We Thought?

You and I might be older than we thought. Not us personally— us as in Homo sapiens, or anatomically modern humans. That’s a term...

James Clerk Maxwell, Electromagnetic Hero

All right quick: who are the three greatest and most influential physicists who ever lived? Isaac Newton, Albert Einstein, and--? ... It’s okay if...

Why Can’t You Donate Platelets After Taking Aspirin?

Donating blood is a great way to help others and it's easy to do if you're relatively healthy. Of course, some people aren't able...

Great Minds: Margaret Hamilton

So you’re on your way to the Moon. It’s been a long trip, and just as you’re finally about to land, your spaceship’s computer...

James Hutton, Founder of Geology

When you look at a rock, what do you see? Most of us probably see ... well, a rock: grey, brown, maybe a few...

Your Microbiome and Your Brain

There are trillions of microbes inside you right now, living out their tiny little lives. They’re a whole complicated community, called your microbiome. Scientists...

How the Krack Hack Breaks Wi-Fi Security

Welcome to scishow quiz show We're real smart people test their knowledge about all kinds of science and win prizes for two of our...

Quiz Show: How Well Do You Really Know the Human Body?

Welcome to scishow quiz show We're real smart people test their knowledge about all kinds of science and win prizes for two of our...

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