Explore a speculative digital world without screens in this fanciful demo, a mix of near reality and far-future possibility. Wearing the HoloLens headset, Alex Kipman demos his vision for bringing 3D holograms into the real world, enhancing our perceptions so that we can touch and feel digital content. Featuring Q&A with TED's Helen Walters.

What can be accomplished in one year? These speakers tried something for 365 days and reported back.

Everyone's talking about the "Internet of Things," but what exactly does that mean for our future? In this thoughtful talk, economist Marco Annunziata looks at how technology is transforming the industrial sector, creating machines that can see, feel, sense and react -- so they can be operated far more efficiently. Think: airplane parts that sen...

These quirky talks remind us that life is funny, weird, sweet, absurd.

The age of bioengineering is upon us, with scientists' understanding of how to engineer cells, tissues and organs improving at a rapid pace. Here, how this could affect the future of our physical bodies.

Backed by mathematical analysis, network theorist Albert-László Barabási explores the hidden mechanisms that drive success -- no matter your field -- and uncovers an intriguing connection between your age and your chance of making it big.

Author Isabel Allende is 71. Yes, she has a few wrinkles—but she has incredible perspective too. In this candid talk, meant for viewers of all ages, she talks about her fears as she gets older and shares how she plans to keep on living passionately.

For the microscopic lab worm C. elegans, life equates to just a few short weeks on Earth. The bowhead whale, on the other hand, can live over two hundred years. Why are these lifespans so different? And what does it really mean to 'age' anyway? Joao Pedro de Magalhaes explains why the pace of aging varies greatly across animals. [Directed by Sha...

Is coffee (or herbal tea, for the non-caffeinated) one of civilization's great unifiers? These TED Talks make a strong cup — we mean, case.

Technology can be dehumanizing. Even our day-to-day personal interactions conducted in digital bursts risk losing the heart of who are. Kareem Yusuf shows how people have aimed to embed emotional "tone" into their digital lives, from text-messages to data. He explores why, in today's fully digitized and globalized world, we must strive to incorp...

In a forward-looking talk, author Bina Venkataraman answers a pivotal question of our time: How can we secure our future and do right by future generations? She parses the mistakes we make when imagining the future of our lives, businesses and communities, revealing how we can reclaim our innate foresight. What emerges is a surprising case for h...

It is the New Year’s Resolution that you make over and over again. Here, talks to help you actually stick to it—and do it in a kind, effective way.

It's been a weird 100 years for artists and creators, says musician and entrepreneur Jack Conte. The traditional ways we've turned art into money (like record sales) have been broken by the internet, leaving musicians, writers and artists wondering how to make a living. With Patreon, Conte has created a way for artists on the internet to get pai...

Fake news can sway elections, tank economies and sow discord in everyday life. Data scientist Sinan Aral demystifies how and why it spreads so quickly -- citing one of the largest studies on misinformation -- and identifies five strategies to help us unweave the tangled web between true and false.

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

Thought-provoking talks on the ever-expanding definition of what it means to be family.

Pearl Arredondo worked her way up from humble East L.A. beginnings, and as a high school teacher she now inspires other kids to do the same. Here are the talks that she thinks capture that spirit of drive and determination.

To find the path to long life and health, Dan Buettner and team study the world's "Blue Zones," communities whose elders live with vim and vigor to record-setting age. In his talk, he shares the 9 common diet and lifestyle habits that keep them spry past age 100.

Scientists and entrepreneurs have been cooking up innovative ways to put food on our tables. What are they serving up next?

We're heading for a world population of 10 billion people -- but what will we all eat? Lisa Dyson rediscovered an idea developed by NASA in the 1960s for deep-space travel, and it could be a key to reinventing how we grow food.

In the face of artificial intelligence and machine learning, we need a new radical humanism, says Tim Leberecht. For the self-described "business romantic," this means designing organizations and workplaces that celebrate authenticity instead of efficiency and questions instead of answers. Leberecht proposes four (admittedly subjective) principl...

Join us in looking back at some of the most awe-inspiring things ever seen on the TED stage.

This original TED series celebrates the lasting genius of everyday objects so perfectly designed that they changed the world around them.

For as far back as we can trace our existence, humans have been fascinated with death and resurrection. But is resurrection really possible? And what is the actual difference between a living creature and a dead body anyway? Randall Hayes delves into the scientific theories that seek to answer these age-old questions. [Directed by Anton Bogaty, ...

In a lyrical talk full of radical imagination, poet Aja Monet and community organizer phillip agnew share the story of how they fell in love and what they've learned about the powerful connection between great social movements and meaningful art. Journey to Smoke Signals Studio in Miami, their home and community art space where they're creating ...

Forget the rest of solar system -- Mars is humanity's next destination. We keep talking about it, but what would it really be like to live there?

We all have those moments. Watch these to see your family with new eyes.

At age 81, actor and activist Jane Fonda is putting herself on the line for the planet -- literally. In a video interview with TEDWomen curator Pat Mitchell, Fonda speaks about getting arrested multiple times during Fire Drill Fridays, the weekly climate demonstrations she leads in Washington, DC -- and discusses why civil disobedience is becomi...

It's easy to get caught up in the daily dramas of life. These talks can help you step back, slow down and appreciate the bigger picture.

From rides to homes and beyond, we're sharing everything these days, with the help of digital tools. But as modern and high-tech as the sharing economy seems, it's been alive in Africa for centuries, according to author Robert Neuwirth. He shares fascinating examples -- like apprenticeships that work like locally generated venture capital and sy...