What was the smallest non-avian dinosaur, and why were there so few tiny dinos running around the Mesozoic?

Anyone who’s frequently around kids knows that they throw up a lot, and at seemingly weird times. But there are some interesting biological reasons why that might be!

A shark's teeth usually says "stay away", but we can learn a lot from them, including what type of parents they were.

The COVID-19 pandemic changed the way we work for good. Can it also change it for the better? Consultant Patty McCord reviews four key insights employers and employees alike gleaned from their shift to working from home -- and shares how...

Today, in our series finale, we're going to talk about the great white whale of navigating online information: your social media feed. Social media shapes both our online and offline behaviors from how we engage in communities and...

You’ve probably heard that eating breakfast every day helps you lose weight, but not many actual experiments have been done on this, so is it true?

Are you someone who likes to hit the snooze button four or five times before waking up? Do you have to be physically pulled out of bed every morning? Do you ever wonder if that's normal and healthy? Well, this episode is for you!

At the Harbour School in Hong Kong, TED Senior Fellow Cesar Harada teaches citizen science and invention to the next generation of environmentalists. He's moved his classroom into an industrial mega-space where imaginative kids work with...

Compared to most animals in the vast kingdom, humans have one of the longest childhoods. And you might think this is so we have time to develop our advanced thinking skills, but scientists think it might not be that simple.

In this captivating talk from the TED archive, cartoonist Ben Katchor reads from his comic strips. These perceptive, surreal stories find the profound hopes and foibles of history (and modern New York) preserved in objects like light...

Many species of mantis shrimp rely on their incredible punching abilities to stun their prey. But it turns out they don’t have to be mature mantis shrimp to start getting their punch on. And baby Philippine mantis shrimp can punch nearly...

In the United States, it's estimated that 30 percent of adults and 66 percent of adolescents are regularly sleep-deprived. This isn't just a minor inconvenience: staying awake can cause serious bodily harm. Claudia Aguirre shows what...

Finding safe, effective cancer treatments is tough, but in the last couple of weeks, we've taken two major steps toward a future where every type of cancer has a cure.

People love Santa. Christmas is the largest holiday in western culture, and Santa Claus is the centerpiece of that holiday (sorry baby Jesus). But even though our understanding of Santa changes as we mature, we still maintain and...

Child prodigy Adora Svitak says the world needs "childish" thinking: bold ideas, wild creativity and especially optimism. Kids' big dreams deserve high expectations, she says, starting with grownups' willingness to learn from children as...

If you know one thing about mosquitoes, it’s probably their lust for blood. But there’s actually one species that almost never bites, even though it can. Could finding out why help us combat blood-borne diseases?

As a teenager, Ismael Nazario was sent to New York’s Rikers Island jail, where he spent 300 days in solitary confinement -- all before he was ever convicted of a crime. Now as a prison reform advocate he works to change the culture of...

Athlete, actor and activist Aimee Mullins talks about her prosthetic legs -- she's got a dozen amazing pairs -- and the superpowers they grant her: speed, beauty, an extra 6 inches of height ... Quite simply, she redefines what the body...

One in five women in the United States will not have a biological child, and Christen Reighter is one of them. From a young age, she knew she didn't want kids, in spite of the insistence of many people (including her doctor) who told her...

Adults tend to think of kids as "future citizens" -- their ideas and opinions will matter someday, just not today. But kids make up a quarter of the population, so shouldn't they have a say in what the world they'll inherit will look...

TED talks about what to do when climate change feels unstoppable | Clover Hogan

People with ADHD often have problems getting to sleep, but is it the ADHD symptoms that causes the lack of sleep or lack of sleep that cause ADHD symptoms?

Babies cry a lot, but some babies cry a lot more than others. These babies are said to have colic - and doctors aren’t totally sure what causes it.

You might have noticed that lots of drugs have special children’s formulas, and you might think that’s because smaller people need smaller doses. But you’d be wrong! Because kids aren’t just tiny adults.