"Why does a vibrator make us uncomfortable, but Viagra does not?" asks cognitive-behavioral coach Robin Buckley. Sharing her own personal story of empowering her teenage daughter to explore the power of pleasure, Buckley encourages parents to talk to their teens about healthy sexual development -- and shares why the awkward conversations are worth it.

You've probably heard of CRISPR, the revolutionary technology that allows us to edit the DNA in living organisms. Biochemist and 2023 Audacious Project grantee Jennifer Doudna earned the Nobel Prize for her groundbreaking work in this field -- and now she's here to tell us about its next world-changing advancement. She explains how her team at the Innovative Genomics Institute is pioneering a brand new field of science -- precision microbiome editing -- that uses CRISPR in an effort to solve seemingly insurmountable problems like asthma, Alzheimer's and climate change. (This ambitious idea is part of the Audacious Project, TED's initiative to inspire and fund global change.)

Chances are you will have many jobs over the course of your career, but how do you prepare for the ones that don't even exist yet? Education and workforce strategist Michelle R. Weise offers practical advice to help you identify the skills and talents to ace your next career change -- and all the ones to come.

Ever think you'd hear Sandra Bullock, Britney Spears and Dolly Parton in one TED Talk? Here they are, courtesy of "Saturday Night Live" star Melissa Villaseñor. She shares the life lessons of a comedian -- complete with celebrity impressions -- and reminds us to embrace all of our voices, even if they're a little silly.

The word "sustainability" gets thrown around a lot these days. But what does it actually mean for humanity to be sustainable? Environmental data scientist Hannah Ritchie digs into the numbers behind human progress across centuries, unpacking why the conventional understanding of sustainability is misleading and showing how we can be the first generation of humans to actually achieve it.

Your favorite pair of jeans -- the ones you refuse to throw out -- are actually a part of a global climate solution, says fashion entrepreneur Josephine Philips. When you value your existing clothes instead of chasing the latest trends, you help reduce waste and protect our planet for generations to come. Learn more about the impacts of what you wear -- and the incredible power of repairing your clothes.

Have a great idea but sure how to sell it? Investor and teacher Mar Hershenson has you covered. Whether it's sharing a new product with a client or vying for a promotion, these three steps will help you tell an irresistible story and get the "yes" you're looking for.

"AI can be a transformational tool in our fight against climate change," says Sims Witherspoon, a leader at the AI research lab Google DeepMind. Using wind power as her case study, she explains how powerful neural networks can help us better predict Earth's changing ecosystems and accelerate the breakthrough science needed to create a carbon-free energy supply.