SciShow
Pareidolia: Why People Keep Seeing Crazy Stuff on Mars
Why do people supposedly see a woman in pictures sent from Mars by the Curiosity Rover? For the same reason that people see Pepe the Frog in their toast, or Jesus in a tortilla: a phenomenon known as pareidolia.
SciShow
Fighting the Loneliness of Space Travel
Long months or years spent in space can be isolating, making astronauts susceptible to boredom and depression. Here's a look at some long-term studies we've done here on Earth to figure out what isolation does to people, and how to make...
SciShow
Should You Worry About Caffeine Dehydrating You?
There’s a widespread belief that caffeinated drinks will make you dehydrated because the caffeine itself makes you pee. But is caffeine affecting you as much as you think?
SciShow
Why We’re Bad at Guessing Other People’s Motives
Reading someone’s mind is an impossible task, but even just guessing at why they do the things they do is a lot harder than it might seem.
SciShow
Why Do So Many People Believe in Conspiracy Theories?
The internet is full of all sorts of wild claims about shadow governments, lizard people, and the shape of the earth. How can these stories inspire tin foil hats despite hard evidence against them?
SciShow
How Far Will People Go to Fit In?
Have you ever gone along with a group even though you had your doubts? You're not alone: Research shows unanimous decisions aren't always actually unanimous.
SciShow
Why Are We Attracted to People Who Look Like Us?
It's always a little weird when a couple looks like they could be related, but Brit explains the science behind why it's not totally creepy! It involves percentages and kind of uncomfortable rating systems!
SciShow
Fidelity Hormones, Contagious Behavior, and the Meat-Allergy Plague
This week's SciShow News finds Hank up to his elbows in weird disorders and strange behaviors, including a chemical that makes men stay faithful, new insights into what makes some behavior contagious, and the truth about a disease that...
SciShow
Why Do We Wrinkle When Wet?
Why do your fingers and toes get wrinkly when they've been in the water too long? Short answer: Your nerves. Longer answer: Evolution.
SciShow
The Science of Terrorism
Science can help create understanding where there is none, but is it possible to study and understand terrorists if we're too busy doing everything we can to stop it? Terrorism is notoriously difficult to study because governments...
SciShow
When You Have Cancer, But You're Fine Cancer Overdiagnosis
Studies suggest that if you made full-body scans part of your regular routine, you’d find a bunch of cancers over the years, but it wouldn't change your odds of having a life-threatening cancer. This is mostly because our definition of...
SciShow
Why can't you tickle yourself?
You might be susceptible to "tickle attacks," but have you ever wondered why you can't tickle yourself?
SciShow
Homophobia and Consumerism
Hank discusses some new research that studied what makes us unhappy with ourselves and with other people, focusing on homophobia and consumerism.
SciShow
What Causes Food Cravings?
Why do I really, really want ice cream right now? Today we explore the science of food cravings!
SciShow
ASMR: That Happy, Tingly Feeling
Hundreds of thousands of people get a tingling sensation, called ASMR, from things like whispering or personal attention. Here's what science has to say about it.
SciShow
Why Does Cilantro Taste Like Soap?
It's the controversy that plagues dinner tables the world over. Cilantro tastes like soap to some people, but they may not just be picky. It could be genetic.
Crash Course
Controlled Experiments - Crash Course Statistics
We may be living IN a simulation (according to Elon Musk and many others), but that doesn't mean we don't need to perform simulations ourselves. Today, we're going to talk about good experimental design and how we can create controlled...
SciShow
The Psychology of The Button
Hundreds of thousands of people have clicked a button on reddit. Turns out that when you click can reveal a lot about your brain, and human nature.
SciShow
Blue Whales and The Smartphone Morality Experiment
Hank shares news about the biggest animal in the history of ever -- blue whales -- and explains the lessons learned in a new study of human morality, using smartphones.
SciShow
Why You Probably Can’t Predict Your Own Happiness
Humans generally have a good idea of whether something will make us happy or unhappy, but it turns out we’re not great at knowing exactly how much.
Crash Course
Anselm & the Argument for God: Crash Course Philosophy
Today we are introducing a new area of philosophy – philosophy of religion. We are starting this unit off with Anselm’s argument for God’s existence, while also considering objections to that argument.
Crash Course
Enlightened Monarchs: Crash Course European History
Last time we learned about the Enlightenment, and the philosophers and thinkers whose ideas would shape governance for hundred of years. This week, we're learning how monarchs across Europe were influenced by those ideas. Adoption of...
SciShow
Are People Really Left-Brained or Right-Brained?
SciShow explains how some great, Nobel-winning research into the human brain turned into a meme of misunderstanding that lasted for decades.
SciShow
Will Learning Another Language Make You Smarter?
People used to say being bilingual was bad for your brain. Now, we know that's not true—but does it actually make you smarter?