A few things you've always wanted to know about sex: why we enjoy it, how to explain it, and, importantly, how flowers do it.

These powerful talks offer ideas for rethinking—and hopefully stopping—the spread of HIV and AIDS.

Businesses have the resources to make contributions to the collective good. Here, TED Talks on what can happen when corporations make saving the environment and helping people a priority, plus talks on how business principles might even be more effective for creating change than non-profit models.

Powerful, gripping personal narratives that shed light on what it means to live in some of the world’s most dangerous and volatile regions.

4 reasons why you shouldn't be afraid to make up new words (no matter how ridiculous they may sound).

Imagine a future home filled with robots in the likeness of dogs, cats and even dinosaurs ...

Explore the science of autism -- and listen to the stories of people who live with it.

Looking to unwind? Here are seven enlightening and rejuvenating TED talks for your day in.

No need to panic: Take a deep breath, and power through your moments of doubt and burnout with the help of these talks.

Explore the ingenious designs and intriguingly gorgeous places that people call home.

What ideas captured people's attention and took off the quickest in 2020? Here are the talks that intrigued and propelled us to the end of this world-shifting year.

Dinosaurs once roamed the Earth. What were they like, why did they disappear, and what can we learn from them?

To those who feel like they don't belong: there is beauty in being a misfit.

5 writers share deft musings and observations pulled from the pages of their own work, fellow wordsmiths and the world around them.

We're lied to 10 to 200 times a day, and tell a lie ourselves an average of 1 to 2 times in the same period. These talks will help you understand why — and will make you better at sussing out the truth.

Explore the emotional landscape of life and identify those hard to define feelings with these fascinating talks.

An illuminating, if not slightly chilling, exploration of what makes a psychopath.

Dear current and future daughters ...

Whether you love to swim, run, ski, shoot hoops or play cricket, these talks will make you wish you had a foam finger to hoist in the air.

These surprising, slightly psychedelic talks are better than staring at a blacklight poster.

Death is a topic that is relevant to us all, and yet it simply isn’t pleasant to talk about. These speakers offer subtle reframes to help us face this fact of life more thoughtfully and with greater compassion.

These TED Talks will help you conjure up massive amounts of gratitude.

For when you need to stop biting your nails and just pick a direction.

Not sure what to do with your one precious life? These talks help you find the path that only you could take.

As machines grow ever more intelligent, they're emerging not just as powerful tools, but close companions. These talks -- while offering some whizzy demos -- examine how robots are becoming an intimate part of our lives.

There's something special about our busy, blue marble of a planet. These talks explore why we should make strides to preserve our shared, galactic home.

For those bleak moments when you need a reminder of how appreciated you are.

The TED Fellows are an extraordinary group of 350+ artists, scientists, entrepreneurs and more — each at the beginning of a landmark career. Below, watch the most-viewed talks from these unusual trailblazers, each with a unique idea to share.

What's more fun than a barrel of monkeys? These talks, which offer unique insights on the things we play with—from teddy bears to Legos to yo-yos.

Glean interview skills and incredible insights from some of the greatest minds to sit down on the TED stage.