As Asian economies and governments continue to gain power, the West needs to find ways to adapt to the new global order, says author and diplomat Kishore Mahbubani. In an insightful look at international politics, Mahbubani shares a...

When you're almost asleep and then jerk back awake #shorts #science #sleep #biology

This week on SciShow Talk Show Hank talks with Dr. Lindsey Doe about the female orgasm. Special guest Jessi Knudsen Castañeda brings Daisy, a curious Boa Constrictor.

There's nothing quite like a good night's sleep. What if technology could help us get more out of it? Dan Gartenberg is working on tech that stimulates deep sleep, the most regenerative stage which (among other wonderful things) might...

Why do we yawn? If you think the answer is BOR-ing, then maybe your brain's just overheated. Let Hank explain the new thinking behind why we ... hold on ... *yawn*. Excuse me.

Usted preguntará por qué dormimos



¿Por qué, cuándo, cuánto y cómo dormimos? El biólogo Diego Golombek explica que el sueño no es una comodidad sino una necesidad. Desde nuestra salud hasta nuestro estado de ánimo,...

Having trouble sleeping? In this episode of SciShow, Hank explores different kinds of sleep disorders, from insomnia to apnea to sleepwalking.

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PRIMARY INSOMNIA NO OTHE
R HEALTH...

Astronauts pee their pants. #shorts #science #SciShow

Sleep is a crucial activity for our brains to function properly. But when you’re on the ISS, you face a myriad of distractions and obligations that make it difficult to get good shuteye. So how do these astronauts ever get restful sleep?

Patients in comas might look like they’re sleeping, but there are pretty fascinating things happening inside of their heads.

People ask Google everything under the sun. One of the most commonly searched questions in the world is “How Can I Fall Asleep?” Allow us at SciShow to explain.

People with ADHD often have problems getting to sleep, but is it the ADHD symptoms that causes the lack of sleep or lack of sleep that cause ADHD symptoms?

Mumbling fantastical gibberish; devouring blocks of cheese in the nude; peeing in places that aren't toilets; and jumping out of windows. These are all things people have reportedly done while sleepwalking, a behavior that can be...

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.

With VidCon Australia just around the corner, Julia Maes, Executive Producer of VidCon International, faces off against Hank Green on the SciShow Quiz Show, answering questions about Australian things and earning prizes for Patreon patrons!

Squeaks and Jessi are spending the afternoon playing "Guess That Animal" and learning about some of their favorites!

We’re learning more about the differences in health between early risers and night owls, and new research could offer even more evidence that vaping is just different from smoking, not necessarily better.

50 to 70 million people are thought to have some kind of sleeping disorder. If you're one of those people, desperate for a good night's sleep, scientists may have an option for you: rocking!

Humans may not hibernate, exactly, but that doesn't necessarily mean we're totally unaffected by the changing of seasons.

Humans (and our pets) frequently instinctively stretch as soon as we wake up. But why? What is happening in our bodies when we stretch and yawn to wake ourselves up?

Scientists have figured out that some birds come with built-in alarm calls in their wings

Without realizing it, we're fluent in the language of pictures, says illustrator Christoph Niemann. In a charming talk packed with witty, whimsical drawings, Niemann takes us on a hilarious visual tour that shows how artists tap into our...

Even though doctors have been using general anesthesia for nearly 200 years, they haven’t really understood the details of how it temporarily shuts down your brain — until now.

In 1822, Count von Bothmer shot down a stork in Germany. However, the bird had already been impaled by a yard-long wooden spear. The stork had been speared in Africa and then flew over 2,500 km. This astonishing flight proved to be an...