SciShow
Why Can't I Poop When I Travel?
If you’ve ever experienced constipation while traveling, don’t worry - you are not alone, and there may be some things you can do to avoid it.
SciShow
These Ant Paramedics Save Their Injured Comrades
A species of ant has been discovered to rescue and tend to the battle wounds of other ants injured while hunting, and scientists think that this is the first time this behavior has ever been observed in insects.
SciShow
4 Algorithms We Borrowed from Nature
We use algorithms every day for things like image searches, predictive text, and securing sensitive data. Algorithms show up all over nature, too, in places like your immune system and schools of fish, and computer scientists have...
SciShow
5 Times Scientists Gave Animals Drugs (and What They Learned)
It might seem like researchers give animals drugs just to make a good headline, but these experiments have taught scientists a lot.
TED Talks
Gero Miesenboeck: Re-engineering the brain
In the quest to map the brain, many scientists have attempted the incredibly daunting task of recording the activity of each neuron. Gero Miesenboeck works backward -- manipulating specific neurons to figure out exactly what they do,...
TED Talks
Allan Jones: A map of the brain
How can we begin to understand the way the brain works? The same way we begin to understand a city: by making a map. In this visually stunning talk, Allan Jones shows how his team is mapping which genes are turned on in each tiny region,...
SciShow
What Causes Pins and Needles?
Ever wondered what causes that strange tingling feeling? Well, settle in as Quick Questions explains how it works. Just be careful how you sit.
SciShow
Why Our Brains Love Junk Food
Hank explains the scientific reasons behind why we humans generally prefer to eat donut hamburgers to carrots.
SciShow
Why Do Cats Like Catnip?
Catnip! Cats roll in it, rub their cheeks on it and paw at it... but what is it about this stuff that gets our feline friends caught up in such a frenzy?
SciShow
Dinosaurs Had a Bloodsucking Enemy
This week, scientists revealed a sample of amber containing an extinct tick that fed on dinosaurs. Unfortunately, we can't take a blood sample from it and make Jurassic Park a reality, but it can still tell us a lot about how dinosaurs...
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 We Hallucinate While Falling Asleep
Have you ever found yourself seeing images right before falling asleep? You might be experiencing hypnagogia.
TED Talks
Tom Wujec: 3 ways the brain creates meaning
Information designer Tom Wujec talks through three areas of the brain that help us understand words, images, feelings, connections. In this short talk from TEDU, he asks: How can we best engage our brains to help us better understand big...
TED Talks
Dan Ariely: Our buggy moral code
Behavioral economist Dan Ariely studies the bugs in our moral code: the hidden reasons we think it's OK to cheat or steal (sometimes). Clever studies help make his point that we're predictably irrational -- and can be influenced in ways...
TED Talks
Oliver Sacks: What hallucination reveals about our minds
Neurologist and author Oliver Sacks brings our attention to Charles Bonnet syndrome -- when visually impaired people experience lucid hallucinations. He describes the experiences of his patients in heartwarming detail and walks us...
SciShow
How Awe Changes You
Whether you get it from standing on the top of Mount Everest or watching a video about the size of the universe on SciShow Space, awe can be a powerful, transformative emotion.
SciShow
Why Depression Isn’t Just a Chemical Imbalance
Depression is a common disorder, and though it might seem like we’ve got it figured out, what it is and how to treat it is actually way more complicated than we think.
SciShow
Why Does Spicy Food Burn When You Poop?
Sometimes your body won't let you forget that spicy burrito you had yesterday!
SciShow
Talk Show: Brain Injuries & Pearl the Tegu
Ben Fowlkes joins the Talk Show to talk about mixed martial arts and how it affects the brain and body.
SciShow
How Do Curveballs Change Direction in Midair?
It’s amazing how professional baseball players can throw very fast curveballs, but do you know how do curveballs change direction in midair?
MinuteEarth
Why Some Molecules Have Evil Twins
A tiny change in a molecule’s geometry completely changes its effects on the human body. ___________________________________________ If you want to learn more about this topic, start your googling with: Enantiomers: Molecules that are...
TED Talks
Dean Ornish: Your genes are not your fate
Dean Ornish shares new research that shows how adopting healthy lifestyle habits can affect a person at a genetic level. For instance, he says, when you live healthier, eat better, exercise, and love more, your brain cells actually...
TED Talks
Marvin Minsky: Health and the human mind
Listen closely -- Marvin Minsky's arch, eclectic, charmingly offhand talk on health, overpopulation and the human mind is packed with subtlety: wit, wisdom and just an ounce of wily, is-he-joking? advice.