For the last eight years, pop singer Annie Lennox has devoted the majority of her time to her SING campaign, raising awareness and money to combat HIV/AIDS. She shares the experiences that have inspired her, from working with Nelson...

There are a few reasons that modern humans have to brush our teeth to stay healthy, even though our primate cousins don’t. Grab your floss and find the answers inside!

In which John Green teaches you about Mary Shelley's novel, Frankenstein. Sure, you know Frankenstein the cultural phenomenon, but how much do you know about the novel that started it all? You'll learn about the Romantic movement in...

You might feel overwhelmed, and have no idea what you're doing when you first have a baby, but evolution has prepared you to take care of your kids.

Coding isn't just for computer whizzes, says Mitch Resnick of MIT Media Lab -- it's for everyone. In a fun, demo-filled talk Resnick outlines the benefits of teaching kids to code, so they can do more than just use new tech toys but also...

Movies have the power to create a shared narrative experience and to shape memories and worldviews. British film director Beeban Kidron invokes iconic film scenes -- from Miracle in Milan to Boyz n the Hood -- as she shows how her group...

"Confidence is the necessary spark before everything that follows," says educator and activist Brittany Packnett. In an inspiring talk, she shares three ways to crack the code of confidence -- and her dream for a world where...

Herein we explain how pets can help your immune system, beginning when you're in utero!

It is the artist's job to unearth stories that people try to bury with shovels of complacency and time, says poet and freedom fighter Mwende "FreeQuency" Katwiwa. Performing her poem "The Joys of Motherhood," Katwiwa explores the...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. As a black woman from a tough part of the Bronx who grew up to attain all the markers of academic prestige, Dena...

From changing diapers to cleaning up vomit, human parents can have it tough, but at least they don't have to incubate their babies under their skin or liquify their own guts to feed their brood like these animal moms do! In honor of...

Showing a series of inspiring, unusual and playful products, British branding and design guru Paul Bennett explains that design doesn't have to be about grand gestures, but can solve small, universal and overlooked problems.

Zaria Forman's large-scale compositions of melting glaciers, icebergs floating in glassy water and waves cresting with foam explore moments of transition, turbulence and tranquility. Join her as she discusses the meditative process of...

Everyone has one, but how did it get there? Learn all about your belly button!

Folk musician and storyteller David Holt plays the banjo and shares photographs and old wisdom from the Appalachian Mountains. He also demonstrates some unusual instruments like the mouth bow -- and a surprising electric drum kit he...

In 2010, technologist Tan Le took the TEDGlobal stage to demo a powerful new interface. But now, at TEDxWomen, she tells a very personal story: the story of her family -- mother, grandmother and sister -- fleeing Vietnam and building a...

Pakistani educator Ziauddin Yousafzai reminds the world of a simple truth that many don't want to hear: Women and men deserve equal opportunities for education, autonomy, an independent identity. He tells stories from his own life and...

Phyllis Rodriguez and Aicha el-Wafi have a powerful friendship born of unthinkable loss. Rodriguez' son was killed in the World Trade Center attacks on September 11, 2001; el-Wafi's son Zacarias Moussaoui was convicted of a role in those...

A mother and son trek across an endless desert. Wearing special suits to dissipate heat and recycle moisture, the travelers aren’t worried about dying of thirst. Their fears are much greater. Soon, the sound of the desert is drowned out...

Hank talks about chimeras, and why Venus the cat probably isn't one - but your mom might be

Muscles and joints shift and jostle. The heart's pounding rhythm speeds up. Blood roars through arteries and veins. Over the course of a pregnancy, every organ in the body changes. Initiated by a range of hormones, these changes begin as...

Diseases of the body garner sympathy, says comedian Ruby Wax -- except those of the brain. Why is that? With dazzling energy and humor, Wax, diagnosed a decade ago with clinical depression, urges us to put an end to the stigma of mental...

As the founder of a startup, Tracy Young often worried that employees and investors valued male CEOs more -- and that being a woman compromised her position as a leader. In this brave, personal talk, she gives an honest look at the...

Domestic workers are entrusted with the most precious aspects of people's lives -- they're the nannies, the elder-care workers and the house cleaners who do the work that makes all other work possible. Too often, they're invisible, taken...