You've heard of the Great White and the Hammerhead—but what about the lesser known but equally fierce sharks? Join Hank Green for a biting look at 7 weird sharks you're sure to love (and fear!)

3 Surprising Things Matter Does Under Extreme Pressure

Energy drinks- you've had them, or at least you're well aware of their presence in today's culture. But what is actually in these things? Especially the mysterious ingredient TAURINE?

Hank talks about how warp drives could potentially work.

Sometimes the males and females of a species can look really different from each other. This is pretty common in animals (think peacocks), but there are some plant species out there with extreme sexual dimorphism! And now scientists...

A marathoner needs a lot of energy to make their long distance treks, and this is no different for migratory birds. But how are these marathon flyers getting that energy from the mud they’re slurping off of beaches along the way?

The laws of thermodynamics are cornerstones of physics - but one of them is more breakable than it appears. Hosted by: Olivia Gordon

Keto was all the rage... until it wasn't. If you haven't heard of keto, welcome to the diet that promotes the consumption of ground beef, olive oil and lots of cheese... sounds like a dream, right? Maybe not. Join Michael Aranda for a...

Taking photos used to require technical knowledge and time in a lab, but now we have electronic devices in our pockets that do all of the work for us. How do these miracle devices do it? Hosted by: Olivia Gordon

Have a problem with many competing variables? Why not solve it with a computer algorithm based on cooling metal?

If you know one thing about mosquitoes, it’s probably their lust for blood. But there’s actually one species that almost never bites, even though it can. Could finding out why help us combat blood-borne diseases? Hosted by: Michael Aranda

Hank interviews Administrator Gina McCarthy of the United States Environmental Protection Agency. They discuss getting people to care about climate change, the EPA's goals going into the United Nations Climate Change Conference, and the...

There are still several fascinating mysteries of our universe unsolved by scientists even after decades and even centuries of research! Join Olivia Gordon for a new episode of SciShow and learn about these seven weird phenomena that...

Ever wondered what our buildings might look like in the future? Right now, the construction industry heavily relies on concrete, but it isn't great for the earth. Join Hank Green for a new episode of SciShow and take a look at what the...

You probably don't think much about birds most of the time, but these little former-dinosaurs are amazing! So, here's a collection of videos in which we've tackled our viewers' biggest bird questions!

Your body has all sorts of complicated processes going on, and a lot of them are carried out by incredibly powerful molecules. We’re not talking nutrients -- we’re talking about 5 of the molecules that keep you ticking!

Hank clarifies the misconceptions about Chagus disease, discusses a couple of interesting celestial events - one that happened in the past and one that will happen in the distant future, and sheds more light on the benefits of sexual...

Plants make oxygen using photosynthesis, but what happens to the air when those trees drop their leaves in winter?

While you might not think about quantum mechanics being part of your everyday life, it turns out that it might play a role in some of the most familiar things, from the sunlight in the trees to the nose on your face!

The human genome is 3.2 billion base pairs long and contains around 20,000 genes, but how much of that is garbage? Hosted by: Hank Green

We began keeping goldfish as pets more than 1,000 years ago, but their beauty wasn’t the only thing they had going for them. Goldfish had a lot of really weird biological traits that made them incredibly resilient. And in an unfortunate...

Hank gets to the bottom of this "faster-than-the-speed-of-light-neutrino" kerfuffle, discusses some ancient stuff, and announces the winner of the award for worst science in a film.

Humans have relied on fertilizers to grow their plants for thousands of years. But the production of synthetic fertilizers also requires an immense amount of energy that comes primarily from fossil fuels and therefore contributes to...

The equator is a clear and accurate line around Earth that makes measuring latitude a precise science, but when it came to figuring out how to do that with longitude, British sailors were at a loss. Until they devised a competition....