Rejection hurts. It's incredibly painful to feel like you're not wanted — and we do mean painful. Researchers found that we relate rejection to being "hurt," using terms like "crushed" or "broken-hearted." So, why does rejection trigger...

Confronting climate change makes for better cities and a better quality of life, says Heidi Sørensen, director of the climate agency for the city of Oslo, Norway. From construction sites without noise pollution to fully electric...

Have you ever been forced to limit your identity to a single box on an application, survey or census questionnaire? For many, it is a futile and overall outdated exercise, especially for those with multiracial and multi-ethnic...

Our memories and bodies give us clues about who we are, but what happens when this guidance shifts? In this mind-bending talk, science writer Anil Ananthaswamy shares how the experiences of "altered selves" -- resulting from...

In 1998, a school district removed one of American literature's most acclaimed works from its curriculum. Parents pushing for the ban said the book was both "sexually explicit" and "anti-white." The book at the center of this debate was...

An introduction to an interactive experience on why quaternions describe 3d rotations

There are a number of stereotypes about bipolar disorder, but they stray pretty far from what the reality is—especially since there are multiple subtypes that all have their own sets of symptoms.

An introduction to an interactive experience on why quaternions describe 3d rotations

Jessi and Squeaks learn about special spots on a shark's face that help them find food using electricity!



First Grade Next Generation Science

Standards

Cr
osscutting Concept:
Structure and Function: The...

TED collaborates with animator Andrew Park to illustrate Denis Dutton's provocative theory on beauty -- that art, music and other beautiful things, far from being simply "in the eye of the beholder," are a core part of human nature with...

On making math videos

Quantum Field Theory is generally accepted as an accurate description of the subatomic universe. However until recently this theory had one giant hole in it. The particles it describes had no mass!

Having a baby is almost always stressful, but it can sometimes be worse than that, and postpartum depression doesn’t just affect mothers.

FOMO (the fear of missing out) is a fairly common phenomenon, especially in this digital age. It can cause you significant stress and anxiety, but luckily psychologists have come up with a few tricks to combat it.

In a talk and demo, Twitch cofounder Emmett Shear shares his vision for the future of interactive entertainment -- and explains how video game streaming is helping people build communities online. "I am excited for a world where our...

TED talks about tips for reclaiming your peace of mind online | Naomi Shimada

Can Humans Really Feel Temperature

While doctors take an oath to do no harm, there's a good chance their unconscious biases can seep into how seriously they take your pain. Physician Sheetal DeCaria explains how perception impacts medical care and treatment -- and calls...

Globally, about 10% of people will experience an eating disorder during their lifetime. And yet, eating disorders are profoundly misunderstood. Misconceptions about everything from symptoms to treatment make it difficult to navigate an...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. What do Tourette syndrome, heroin addiction and social media obsession all have in common? They converge in an area...

If you’re a huge fan of garlic, it turns out your time in the womb might be at least partly responsible!

Today we’re talking about how we actually DO sociology. Nicole explains the research method: form a question and a hypothesis, collect data, and analyze that data to contribute to our theories about society.

In a rich conversation full of practical insights, former Prime Minister of Australia Julia Gillard and former Finance Minister of Nigeria Ngozi Okonjo-Iweala reflect on their experiences as women leaders in positions of global power --...

Charles Darwin had a great mind, but a not-so great body. Scientists have spent years trying to uncover the mysteries of his poor health.