Learn how these microorganisms influence everything from the air we breathe and how healthy we are, to forming life itself.

Learn about the amazing science behind some of the most awe-inspiring things in the world (and beyond).

With TED-Ed communicator Emilie Soffe as the leading lady, the TED staff puts on a show.

About this event: Every Saturday we will be showing two videos of talks from the renowned TED conferences followed by a casual discussion. Our first video features Brene Brown who 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...

Gay Gordon-Byrne fights for your right to repair the consumer goods you buy.

These talks reveal that some things are more within your grasp than you may think, especially if you ask.

How being bored can lead to new possibilities, better ideas and even an extra shot of creativity.

Musician Ryuichi Sakamoto picks his favorite talks on ideas -- both musical and beyond. "Each talk expresses a vision no one else can have," he says. "They're a triumph of uniqueness and originality."

What makes us create and innovate? Here, wildly creative thinkers share ideas and insights into what kindles genius.

How did music transform into what it is today? A brief journey through time, sound and rhythm.

Imagine a life living among the stars, traversing the universe, interacting with aliens ...

Meander through Earth's lengthy timeline with these talks that go way, way back to the beginning of everything (as we know it so far, that is).

Fascinating talks that seek to unravel some of the most fundamental, yet unexplainable parts of the cosmos.

Are we turning the oceans into warm, noisy, uninhabitable bodies of acid? The short answer is, yes -- but there's still hope.

Studies show the personal health benefits of sharing your private hopes and fears with trusted confidantes. But what if you feel alone? You keep secrets from each other; you keep secrets from yourselves. Secrets bond you; secrets drive you apart. Keeping a secret can be a burden, or it can delight you. Sharing secrets can be a relief, whether i...

Some of the world's greatest minds swore by the benefits of taking a stroll. Make your next walk better (or even just go for a mental walk in the woods) with these rousing talks.

Where would we be without the Internet? These talks share how some of the most beloved parts of the web came to be.

If you were in the marching band, jazz ensemble or choir, music is a part of you — whether you still play or not. Let these talks tap into that.

The little things that you (yes, you) can do now (yes, now) to make a difference.

Missteps, mess-ups and misunderstandings hurt. And yet, they offer an opportunity to learn and grow. Talks on how …

The weather's warmer, flowers are blooming. Let's celebrate the world coming back to life!

Travel across the universe (or is it universes?) to see stunning images of Saturn's rings, hear haunting sounds from distant black holes and catch an infectious sense of wonder about galaxies far, far away.

Examine how the shape and angles of your surroundings can deeply influence the way you interact with the space and people around you.

Get ready to rock out with these awesome performances that have lit up the TED stage.

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

Got just enough time for a coffee, but in need of a mental pick-me-up? These short, yet riveting talks may just do the trick.

You deserve much more than you think -- that job you've been eyeing, the raise you want, your next step. Let these talks help you get there.

Which TED Talks did you watch and share most in 2016? These talks about being a better listener, parent, person ... and, um, spam email recipient.

What makes you, well, you? Get to know yourself a bit better with this collection of thought-provoking talks.

TED Talks for when you want to get up and act -- now.