When you talk to strangers, you're making beautiful interruptions into the expected narrative of your daily life -- and theirs, says Kio Stark. In this delightful talk, Stark explores the overlooked benefits of pushing past our default...

Let's talk about Wikipedia. Wikipedia is often maligned by teachers and twitter trolls alike as an unreliable source. And yes, it does sometimes have major errors and omissions, but Wikipedia is also the Internet's largest general...

Imagine a workplace where people of all colors and races are able to climb every rung of the corporate ladder -- and where the lessons we learn about diversity at work actually transform the things we do, think and say outside the...

Ever wonder what keeps you from falling over when you’re riding your bike? Jessi, with the help of some other SciShow Kids, shows you the answer!

Imagine two aliens racing across outer space to their moon. Who can we deem the fastest alien? With DIRT -- or the equation Distance = Rate x Time -- we can calculate their rates, using the distance they traveled and the time they took....

This week, John is talking about Toni Morrison's novel of friendship, betrayal, and loss, Sula. Sula tells the story of two African American girls, the town where they grew up, the tragic even that was central to their youth, and the...

Your love for Rihanna or Tom Hardy may be unrequited, but that doesn't necessarily make it unhealthy.

One of Jessi and Squeak's favorite things to do on a nice day is to go to the park and fly their homemade kites! Today, Jessi will show you how to build your own kite and tell you how a little wind can send it soaring through the air!

You might be susceptible to "tickle attacks," but have you ever wondered why you can't tickle yourself?

Famed for enormous black-and-white portraits that are pasted on surfaces ranging from the Louvre to the US-Mexico border wall, multimedia artist JR continues to tackle ambitious projects. In this powerfully moving talk, he shares how he...

You might want to think twice before signing into that too-good-to-be-true "Free Airport Wi-Fi." It might not be what you think it is.

Hank talks about a sweet-tasting substance we humans just love - where it comes from, why we need it and how we could maybe stand to love it a little less.

What if technology could connect us more deeply with our surroundings instead of distracting us from the real world? With the Meta 2, an augmented reality headset that makes it possible for users to see, grab and move holograms just like...

Economics PhD Sebastião Salgado only took up photography in his 30s, but the discipline became an obsession. His years-long projects beautifully capture the human side of a global story that all too often involves death, destruction or...

You know what's funny? Why people laugh. Hank talks about the science of laughter: what makes us laugh, what purpose it serves, and even what it can tell us about our mental and physical health. Hilarious!

Facebook has access to extensive data about its millions of users across the world, but what exactly can they learn from that information?

Energy is like the bestest best friend ever and yet, most of the time we take it for granted. Hank feels bad for our friend and wants us to learn more about it so that we can understand what it's trying to tell us - like...

You’re probably familiar with that flash of recognition that happens when you see a person and suddenly realize it is someone you know, but neuroscientists have been trying to understand exactly how our brains do this for years.

Don't be fooled! The yellow or white corn you see in the grocery store is only the tip of the rainbow-colored iceberg of corn coloration. And these more genetically diverse varieties of corn might just save our husks one day. <br/>

Have you ever seen or experienced something and wished you spoke up? Writer Sakinah Hofler makes the case for writing as a tool to help you process difficult memories and reclaim the power they may hold. Pick up a pen or pull up a...

It can be hard sometimes, when speaking, to remember all of the grammatical rules that guide us when we're writing. When is it right to say the dog and mec and when should it be the dog and I? Does it even matter? Andreea S. Calude dives...

What is it about unfairness? Whether it's not being invited to a friend's wedding or getting penalized for bad luck or an honest mistake, unfairness often makes us so upset that we can't think straight. And it's not just a personal issue...

There is a question that has been tossed around by philosophers and art critics for decades: how much should an artist's intention affect your interpretation of the work? Do the artist’s plans and motivations affect its meaning? Or is...

Hank explains the evolutionary basis for altruistic behavior in animals, including vampire bats!