TED Talks
TED: What doctors should know about gender identity | Kristie Overstreet
Kristie Overstreet is on a mission to ensure that the transgender community gets their health care needs met. In this informative, myth-busting talk, she provides a primer for understanding gender identity and invites us to shift how we...
TED Talks
Sheena Iyengar: The art of choosing
Sheena Iyengar studies how we make choices -- and how we feel about the choices we make. At TEDGlobal, she talks about both trivial choices (Coke v. Pepsi) and profound ones, and shares her groundbreaking research that has uncovered some...
SciShow Kids
What Causes Earthquakes?
Like it or not, the ground you’re walking on is always on the move! Join Jessi and Squeaks to learn how this movement can sometimes lead to earthquakes!
TED Talks
Brené Brown: The power of vulnerability
Brené Brown studies human connection -- our ability to empathize, belong, love. In a poignant, funny talk, she shares a deep insight from her research, one that sent her on a personal quest to know herself as well as to understand...
MinuteEarth
A Disease's Guide to World Domination
There's something surprising that helps determine how damaging a disease is: distance. ___________________________________________ To learn more, start your googling with these keywords: Direct transmission: occurs when a pathogen is...
TED Talks
Jennifer Vail: The science of friction -- and its surprising impact on our lives
Tribology: it's a funny-sounding word you might not have heard before, but it could change how you see and interact with the physical world, says mechanical engineer Jennifer Vail. Offering lessons from tribology -- the study of friction...
TED Talks
TED: Keep your goals to yourself | Derek Sivers
After hitting on a brilliant new life plan, our first instinct is to tell someone, but Derek Sivers says it's better to keep goals secret. He presents research stretching as far back as the 1920s to show why people who talk about their...
TED-Ed
TED-ED: How the heart actually pumps blood - Edmond Hui
For most of history, scientists weren't quite sure why our hearts were beating or even what purpose they served. Eventually, we realized that these thumping organs serve the vital task of pumping clean blood throughout the body. But how?...
TED Talks
TED: Education is a fundamental right for every child | Makhtoum Abdalla
For children growing up in refugee camps, education is a powerful tool of liberation. In this inspiring talk, Makhtoum Abdalla, displaced as a child in Sudan and now living with his family in the Otash camp in Darfur, shares his biggest...
SciShow
I Cant Believe Its Not Wood
We have some good reasons for wanting to make fake wood, but wood is complex and intricate. Can we create a good wood substitute?
Crash Course
The Power of Motivation: Crash Course Psychology
Feeling motivated? Even if you are, do you know why? The story of Aaron Ralston can tell us a lot about motivation. In this episode of Crash Course Psychology, Hank tells us Ralston's story, as well as 4 theories of motivation and some...
SciShow Kids
All About Sneezes!
It’s cleaning day at the fort, and all that dust is making us sneeze! But have you ever wondered why we sneeze in the first place? Discover how your body uses mucus and sneezes to keep out the bad stuff and help you stay healthy!
SciShow
Why Does Humidity Make It Feel Hotter?
It turns out there's a scientific explanation behind the saying, "It's not the heat, it's the humidity!" Learn why a hot and humid day feels so dismal and some tips to avoid the really sweaty, gross days on today's Quick Question!
TED Talks
William Kamkwamba: How I harnessed the wind
At age 14, in poverty and famine, a Malawian boy built a windmill to power his family's home. Now at 22, William Kamkwamba, who speaks at TED, here, for the second time, shares in his own words the moving tale of invention that changed...
Bozeman Science
Spacetime
In this video Paul Andersen explains how the dimensions of space and time are combined in relativistic mechanics. Gravity and velocity can affect both space and time according to Albert Einstein's Special Law of Relativity.
SciShow Kids
Colds, the Flu, and You
When the weather starts to get cool, a lot of people start to get sick. So what’s making people sick and how can you avoid falling ill? Join Jessi and Squeaks to find out!
Crash Course
Social Influence: Crash Course Psychology
Why do people sometimes do bad things just because someone else told them to? And what does the term Groupthink mean? In today's episode of Crash Course Psychology, Hank talks about the ideas of Social Influence and how it can affect our...
SciShow
How Do You Define A Disorder?
The tremendous complexity of the human brain makes it difficult for psychologists to pin down exactly how and why things go wrong, so how do we define and diagnose disorders?
3Blue1Brown
The determinant | Essence of linear algebra, chapter 6
The determinant has a very natural visual intuition, even though it's formula can make it seem more complicated than it really is.
TED Talks
TED: What your smart devices know (and share) about you | Kashmir Hill and Surya Mattu
Once your smart devices can talk to you, who else are they talking to? Kashmir Hill and Surya Mattu wanted to find out -- so they outfitted Hill's apartment with 18 different internet-connected devices and built a special router to track...
SciShow
What Makes Soft Things Soft
You're minding your own business, looking at blankets, when suddenly you feel something heavenly. Now you are petting an inanimate object and thinking about naming it and bringing it home. Why do some fabrics feel so soft?!
TED Talks
TED: What to do when everything feels broken | Daniel Alexander Jones
Some call me a soul sonic superstar, says Jomama Jones, the alter ego of TED Fellow and theater artist Daniel Alexander Jones. In this stunning talk and performance, Jomama Jones invites us to consider how coming undone can be the first...
TED Talks
TED: Being Human | Naima Penniman
In this stunning spoken-word performance, poet and "freedom-forging futurist" Naima Penniman celebrates the wonders of the natural world and humanity's connection to it. "I wonder if the sun debates dawn some mornings," she says.
SciShow
Why Do Prosthetic Limbs Feel Way Heavier Than Biological Ones?
Because biological limbs are connected to our skeletons, we don't notice that they weigh a lot! As technology develops, scientists have designed lighter, more functional prostheses and the latest can even use the skeleton like a...