Be Smart
Why Don’t Humans Hibernate?
New ReviewNature has had to come up with some crazy ways to survive harsh winters. But none are weirder than hibernation. Turns out there is more than one kind of hibernation, and studying all these ways that life slows down in the cold might help...
SciShow
Is This Drug the Cure to Opioid Addiction
There's a hallucinogenic drug called ibogaine that some proponents say is the magic bullet for curing opioid addiction, sometimes in a single dose. But, it's illegal in a ton of countries. So let's talk about ibogaine, where it comes...
SciShow
What Does The Vagus Nerve ACTUALLY Do?
The vagus nerve is kind of a wellness it-girl right now. But some of the claims that influencers make about it are a little... out there. So we decided to do some research and get to the bottom of what this nerve can and can't do, and...
Crash Course
Nervous & Endocrine Systems: What Really Happens When You Step on a Lego: Crash Course Biology #46
If cells and organs never talked to each other, an animal would fall apart faster than a boy band after the popular one goes solo. Thankfully, that’s where the nervous and endocrine systems come in! In this episode of Crash Course...
SciShow
The Science Behind Sleep & Love Potions
Sure, potions of invisibility and immortality may be a little hard to come by in the real world, but there's some legit science behind less fantastic ones. Historical sleep and love potions are grounded in science, even if some of the...
SciShow
Can Soda Save a Dying Fish?
For years, catch-and-release anglers have been pouring soda on bleeding fish in an effort to help save their lives. But.. does this actually work?
SciShow
Do You Have a Maximum Heart Rate?
Does your heart rate have an upper limit and could you ever reach it?
SciShow
What Happens When You Faint?
Why do we faint? Because sometimes, your nervous system just doesn’t know what to do with itself.
SciShow
Why Do We Stretch in the Morning?
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?
PBS
Finding the Connection Between Prosperity, Compassion & Happiness
Usually, as a country's GDP goes up, that nation's well-being tends to rise as well. But for the last 35 years, as GDP has grown in the United States, Americans' average happiness hasn't increased. Economics correspondent Paul Solman...
SciShow
How You Affect Other People’s Brain Waves - Inter-Brain Connections
Scientists know that things like people’s heart rates, breathing, and even footfalls tend to line up when they’re doing things together, but we're learning that even the electrical activity in your brain can sync up too!
SciShow
The Science of Sleep
If you celebrate American Thanksgiving, odds are you're full of food and pretty sleepy right about now. While you drift off for a post-feast nap, enjoy this compilation of episodes covering all kinds of different sleepy, science-y topics!
SciShow
Why Does Crying Make You Feel Better?
Have you ever wondered why you feel better after a good, hearty sob? Well, it turns out the reasons are kind of a mystery, and they range from social support to brain temperature.
SciShow
Can Soda Save a Dying Fish?
For years, catch-and-release anglers have been pouring soda on bleeding fish in an effort to help save their lives. But.. does this actually work?
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
We're Getting Closer to Real-Life Tricorders
Many of us have longed for cool sci-fi inventions like a holodeck or replicators, but there's one tool we're actually getting pretty darn close to creating: the medical tricorder.
SciShow
Why Multitask While Driving Isn't a Good Idea
Driving can be dangerous, especially if you’re trying to juggle a variety of distractions while barreling down a busy highway. So scientists are looking into ways to keep us focused on the task at hand, even if you’re traveling in an...
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.
TED Talks
Julian Treasure: Why architects need to use their ears
Because of poor acoustics, students in classrooms miss 50 percent of what their teachers say and patients in hospitals have trouble sleeping because they continually feel stressed. Julian Treasure sounds a call to action for designers to...
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
What Happens When You Faint?
Why do we faint? Because sometimes, your nervous system just doesn't know what to do with itself.
SciShow
Why Does My Face Turn Red When I'm Angry?
Have you ever wondered why your face turns red when you’re angry? Check out this SciShow Quick Question to learn why!
TED Talks
Peter van Manen: Better baby care -- thanks to Formula 1
During a Formula 1 race, a car sends hundreds of millions of data points to its garage for real-time analysis and feedback. So why not use this detailed and rigorous data system elsewhere, like at children's hospitals? Peter van Manen...
TED Talks
Talithia Williams: Own your body's data
The new breed of high-tech self-monitors (measuring heartrate, sleep, steps per day) might seem targeted at competitive athletes. But Talithia Williams, a statistician, makes a compelling case that all of us should be measuring and...