SciShow
How 6 Rare Diseases Are Changing Everyday Medicine
Sometimes, studying uncommon maladies can reveal larger insights into how our bodies work! Chapters View all 0:00 0:07 0:14 0:21 0:29 0:36
SciShow
What Is Night Blindness?
Night blindness is real, and it can be caused by any number of things that affect the complicated mechanics of your vision.
SciShow
What Is Neurofeedback Therapy?
Neurofeedback therapy claims to help you change behaviors by monitoring your brain waves - but how does that actually work? And what does the science behind it look like?
SciShow
Where Are All the Women with ADHD?
For a long time, most people saw ADHD as “a boy thing.” Today, that mindset has started to shift, but even now, studies report that males get diagnosed significantly more often than females. So, what’s going on?
SciShow
Factitious Disorder: Why People Fake Serious Illness
You might have faked being sick to avoid doing something unpleasant. However, for people with the factitious disorder, faking illness isn't quite so straightforward.
SciShow
Meet Your Microglia: Your Brain's Overlooked Superheroes
When talking about the brain, neurons have been dazzling scientists for a long time. But behind every successful neuron is a glial cell - particularly one type of them: microglia.
SciShow
When People Get Different Accents
What if one day you woke up and were suddenly speaking with a completely new accent from somewhere you’ve never lived? It sounds like a movie plot, but this rare condition is known as foreign accent syndrome.
SciShow
Where Did Werewolf Myths Come From
Werewolves might not be real, but the myths about them could have come from real scientific phenomena, like a misunderstanding of certain illnesses.
SciShow
Are Sympathy Pains Real?
Some people can truly feel other people’s pain! But even if you aren't someone who can literally feel someone else’s sensations, your connections with people can still do some powerful things.
SciShow
Anxiety Hurts
Everybody knows what anxiety feels like - it's annoying and counterproductive and apparently useless, so why does it exist? It turns out your anxiety isn't useless at all - it's a result of the sympathetic nervous system (in charge of...
SciShow
Can You Really Be Scared to Death?
Can you literally "die of fright?" Turns out, you can! In this episode of SciShow Hank explores the mechanisms in your body that activate when you get scared, and how they can sometimes get out of hand.
SciShow
The Strange (But True) History of Hysteria
Doctors once believed that the uterus would just start wandering around your body, leading to "hysteria." Spoiler Alert: That's not a thing! Isn't it great to be alive... now?
TED-Ed
TED-Ed: What is obesity? - Mia Nacamulli
Obesity is an escalating global epidemic. It substantially raises the probability of diseases like diabetes, heart disease, stroke, high blood pressure, and cancer. But what is the distinction between being overweight and being obese?...
SciShow
What is Restless Leg Syndrome?
We all get a jittery after sitting still for too long. But some people experience an irresistible urge to move their legs, and it can seriously affect their daily lives.
TED Talks
TED: Where do your online returns go? | Aparna Mehta
Do you ever order clothes online in different sizes and colors, just to try them on and then send back what doesn't work? Aparna Mehta used to do this all time, until she one day asked herself: Where do all these returned clothes go? In...
SciShow
Hearing Colors, Seeing Sounds: Synesthesia
Hank explains the little we know about the perceptual condition known as synesthesia, where a person involuntary associates one sensation or experience with another sensation.
TED-Ed
TED-Ed: Can you outsmart this logical fallacy? | Alex Gendler
Meet Lucy. She was a math major in college, and aced all her courses in probability and statistics. Which do you think is more likely: that Lucy is a portrait artist, or that Lucy is a portrait artist who also plays poker? How do we know...
Crash Course
OCD & Anxiety Disorders: Crash Course Psychology
Ever call someone OCD because they like to have a clean apartment? Ever tell someone you have a phobia of spiders when, in fact, they just creep you out a little? In this episode of Crash Course psychology, Hank talks about OCD and...
SciShow
How Dangerous Is Loneliness, Really?
Loneliness isn’t much fun, but it might also be harmful to your heart—not just in a metaphorical sense, but your actual physical heart, as well as some of your body's other functions.
SciShow
Is Urine Really Sterile
Despite what you might've seen on some wilderness-survival show, there's increasing evidence that your pee isn't sterile. So don't do anything crazy with it. Sci Show explains!
SciShow
How to Get Drunk on Bread
A man walks in to a hospital super drunk... but claims he hasn't had a sip of alcohol. Join us today for SciShow medical mystery!
Crash Course
Depressive and Bipolar Disorders: Crash Course Psychology
Not sleeping for days on end. Long periods of euphoria. Racing thoughts. Grandiose ideas. Mania. Depression. All of these are symptoms of Bipolar Disorder. In this episode of Crash Course Psychology, Hank talks about mood disorders and...
TED-Ed
TED-Ed: You could have a secret twin (but not the way you think) | Kayla Mandel Sheets
While searching for a kidney donor, Karen Keegan stumbled upon a mystery. After undergoing genetic testing, it turned out that some of her cells had a completely different set of genes from the others. And this second set of genes...
Crash Course Kids
Weather vs. Climate
So we have Weather and Climate... but are they the same thing? No, no they are not. But they are both super important to how the geosphere is shaped. In this episode of Crash Course Kids, Sabrina chats with us about the differences...