TED Talks
Gary Wolf: The quantified self
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...
SciShow
Can You Get Too Much Sleep?
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!
SciShow
How to Learn While You Sleep
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.
SciShow
Why Do We Jump in Our Sleep?
Learn why you may experience jumping in your sleep, and how you can prevent it!
SciShow
What Does Your Uvula Do?
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.
SciShow
Weird Things Whales Lost on Their Journey to the Sea
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.
TED Talks
TED: Why I speak up about living with epilepsy | Sitawa Wafula
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...
SciShow
Can’t Sleep? Blame the Climate Crisis
Today, we bring you two surprising effects of the climate crisis: less sleep and more dying trees.
SciShow
Does Using Your Phone Really Hurt Your Sleep?
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...
TED Talks
Odes to vice and consequences - Felix Dennis
* 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...
TED-Ed
TED-Ed: What would happen if you didn't sleep? - Claudia Aguirre
In the United States, it's estimated that 30 percent of adults and 66 percent of adolescents are regularly sleep-deprived. This isn't just a minor inconvenience: staying awake can cause serious bodily harm. Claudia Aguirre shows what...
SciShow
How Do We Know We’re Tired?
Sleep is complicated. And there's still a lot we don't know about it, but zebrafish larvae are a surprisingly good place to look to learn more about what makes us sleepy.
SciShow
What Do Scientists Really Know About Polyphasic Sleep?
It is important to get enough sleep, but what happens when you get those eight hours in little naps instead of in one big chunk at night?
SciShow
A New Way to Bring People Back from a 'Vegetative State'
Scientists have had some success with a new technique to restore awareness to a person in a vegetative state & also that we could potentially use the water cycle to power most of the United States!
SciShow
Carcolepsy: Why Do We Get Sleepy in Cars?
It turns out there are number of aspects of driving that can potentially conspire to lull our bodies into a potentially dangerous state of drowsiness.
Crash Course
The Chemical Mind - Crash Course Psychology
BAHHHHHH! Did I scare you? What exactly happens when we get scared? How does our brain make our body react? Just what are Neurotransmitters? In this episode of Crash Course Psychology, Hank takes us to the simplest part of the complex...
SciShow
The World's Most Asked Questions | Compilation
A while back, we were tasked with answering some of the world's most asked questions. So here, in one convenient location, are some of those questions and their answers.
SciShow
Why Don't Sleeping Bats Fall Down?
Bats sleep upside down, so how come they don't fall? Turns out that they've got some unusual legs.
TED Talks
Kitra Cahana: A glimpse of life on the road
As a young girl, photojournalist and TED Fellow Kitra Cahana dreamed about running away from home to live freely on the road. Now as an adult and self-proclaimed vagabond, she follows modern nomads into their homes -- boxcars, bus stops,...
SciShow
What Fruit Flies Taught Us About Human Biology
For creatures that look nothing like us, fruit flies have been able to teach us a lot about human biology as we’ve studied them over the past century.
TED-Ed
TED-Ed: Why do we dream? - Amy Adkins
In the 3rd millennium BCE, Mesopotamian kings recorded and interpreted their dreams on wax tablets. In the years since, we haven't paused in our quest to understand why we dream. And while we still don't have any definitive answers, we...
SciShow
Napping Is Awesome but Is It for Everyone
Study after study has shown that napping is awesome. This might make you wonder: should everyone be napping? The answer is more complicated than you might think.
SciShow
Why We Hallucinate While Falling Asleep
Have you ever found yourself seeing images right before falling asleep? You might be experiencing hypnagogia.
TED-Ed
The epic of Gilgamesh, the king who tried to conquer death | Soraya Field Fiorio
In 1849, in the ancient city of Nineveh in Iraq, archaeologists sifted through dusty remains, hoping to find records to prove that Bible stories were true. What they found instead was a 4,000-year-old story inscribed on crumbling clay...