* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. As a black woman from a tough part of the Bronx who grew up to attain all the markers of academic prestige, Dena...

Vivid dreams have gotten pretty common during the Covid-19 pandemic and there’s a good psychological reason for that.

NASA is really good at going to space, amongst other things, but did you know that part of their mission is to work also for the public good!? It's part of NASA's doctrine that they must release the patents on the stuff they work on,...

Jessi had the weirdest dream last night and wants to share with you why our brains make dreams.

When you feel like you can get so much done, and nobody can stop you, you might be experiencing what psychologists call "flow." But what’s actually happening to your brain when you're in that state?

Thanks to science and technology, our dream to go to Mars has almost come true! But are our brains ready for it yet?

The Arctic Ground Squirrel hibernates by burrowing under the permafrost and slipping into a state of suspended animation. The female black bear can give birth while she hibernates. The fat-tailed dwarf lemur prepares to hibernate by...

It’s easy to look at a sleeping dog’s leg twitching and imagine that it’s having a wonderful rabbit-chasing dream. But can animals with brains that are very different from ours have dreams?

More than half of Americans take a dietary supplement, but the truth is, most people don't need them. There are, however, a handful of supplements that can be helpful in some situations!

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Many animals need sleep. But all of the threats and demands animals face don't just go away when it's time to doze. That's why a range of birds, mammals, and even humans experience some degree of asymmetrical sleep, where parts of the...

It’s hard to study dreams because it’s not like you can communicate back and forth with someone while they’re asleep...at least you couldn’t, until now!

If you're old enough to drink, you may have had a few too many cocktails and suddenly everything is spinning. Strange as it might seem, that’s not because the alcohol you drank is messing with your brain! So what causes the spins?

Dreaming is one of the weirdest things we do & in this SciShow infusion Hank talks about how science is helping us understand why we dream, what our brains are up to when they're doing it, and why dreaming may be critically important to...

You might have experienced those bizarre and emotionally intense dreams when you have a fever, but what are those?

At TED@Cannes, Gary Wolf gives a 5-min intro to an intriguing new pastime: using mobile apps and always-on gadgets to track and analyze your body, mood, diet, spending -- just about everything in daily life you can measure -- in...

Are you someone who likes to hit the snooze button four or five times before waking up? Do you have to be physically pulled out of bed every morning? Do you ever wonder if that's normal and healthy? Well, this episode is for you!

You may not be able to unlock all the secrets of the universe while you snooze, but it's still possible to reinforce what you've already learned.

Learn why you may experience jumping in your sleep, and how you can prevent it!

Ever wonder what that dangling thing in the back of your throat is good for? Hank Green explains in this episode of SciShow Quick Questions.

When the ancestor of cetaceans went back into the water some 50 million years ago, it left a few things behind—including the functioning of certain genes that seem like they’d be hard to live without.

Once homebound by epilepsy, mental health advocate Sitawa Wafula found her strength in writing about it. Now, she advocates for others who are yet to find their voices, cutting through stigma and exclusion to talk about what it's like to...

Today, we bring you two surprising effects of the climate crisis: less sleep and more dying trees.

You've probably heard that some types of light, like the kind that comes from your phone or laptop, can be bad for your sleep if you use them too close to bedtime. But let's be real, nighttime is the best time to binge TV, so are we...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Media big shot Felix Dennis roars his fiery, funny, sometimes racy original poetry, revisiting haunting memories...