The meta-crisis is so vast: climate change, exponential technology, addiction, polarization and more. How do we grasp it, let alone take steps to address it? One of the thinking tools we have at our disposal is science fiction. To the extent that we co-evolve with our stories, science fiction can prepare us for the impending future -- and empowe...

Is it time to bring back long-lost species? These talks tackle the possibility of a world where Jurassic Park doesn’t seem so science fiction.

"My science fiction has different ancestors -- African ones," says writer Nnedi Okorafor. In between excerpts from her "Binti" series and her novel "Lagoon," Okorafor discusses the inspiration and roots of her work -- and how she opens strange doors through her Afrofuturist writing.

Much science fiction features white male heroes who blast aliens or become saviors of brown people. Octavia E. Butler knew she could tell a better story. She built stunning worlds rife with diverse characters, and brought nuance and depth to the representation of their experiences. Ayana Jamieson and Moya Bailey dive into the works of the vision...

How will the rise of artificial intelligence change our world? Former head of Google China Kai-Fu Lee and science-fiction writer Chen Qiufan (aka Stanley Chan) set out to answer this question in their new book "AI 2041: Ten Visions for the Future." In this wide-ranging discussion, they imagine different possibilities -- both from the imaginative...

When the world's problems have you weary, journalist and science fiction writer Annalee Newitz suggests a good dose of escapist fiction to refresh your perspective. Step into the whimsical world of science fiction, cosplay and "goblincore" to see how fantasy worlds help us reimagine our relationships with our communities and each other — and why...

In 1920, Czech writer Karel Čapek wrote a play about human-like machines, thereby inventing the term robot from the Central European word for forced labor. Jessica Oreck and Rachael Teel explain how the science fiction staple earned its name.

James Cameron's big-budget (and even bigger-grossing) films create unreal worlds all their own. In this personal talk, he reveals his childhood fascination with the fantastic -- from reading science fiction to deep-sea diving -- and how it ultimately drove the success of his blockbuster hits "Aliens," "The Terminator," "Titanic" and "Avatar."

In this powerful talk, P.W. Singer shows how the widespread use of robots in war is changing the realities of combat. He shows us scenarios straight out of science fiction -- that now may not be so fictitious.

Filmmaker, biologist and TED Fellow Alexis Gambis makes films grounded in fact, straddling the genres of experimental, documentary and fiction. Showing clips of his work, Gambis demonstrates how storytelling helps explain important scientific advancements and social issues -- and how it can be a lens on our own humanity. "We need more real scien...

Imagine the brain could reboot, updating its damaged cells with new, improved units. That may sound like science fiction — but it's a potential reality scientists are investigating right now. Ralitsa Petrova details the science behind neurogenesis and explains how we might harness it to reverse diseases like Alzheimer's and Parkinson's. [Directe...

Science fiction writer Monica Byrne imagines rich worlds populated with characters who defy our racial, social and gender stereotypes. In this performance, Byrne appears as a hologram named Pilar, transmitting a story of love and loss back to us from a near future when humans have colonized the universe. "It's always funny what you think the fut...

What if you could take a smell selfie, a smelfie? What if you had a lipstick that caused plants to grow where you kiss? Ani Liu explores the intersection of technology and sensory perception, and her work is wedged somewhere between science, design and art. In this swift, smart talk, she shares dreams, wonderings and experiments, asking: What ha...

Mark Roth studies suspended animation: the art of shutting down life processes and then starting them up again. It's wild stuff, but it's not science fiction. Induced by careful use of an otherwise toxic gas, suspended animation can potentially help trauma and heart attack victims survive long enough to be treated.

A post-apocalyptic Earth, emptied of humans, seems like the stuff of science fiction TV and movies. But in this short, surprising talk, Lord Martin Rees asks us to think about our real existential risks — natural and human-made threats that could wipe out humanity. As a concerned member of the human race, he asks: What's the worst thing that cou...

Space isn’t part of any nation–so who gets to make the rules? If you ask space lawyer Elsbeth Magilton, we might find answers like these in a surprising place: Star Trek. Magilton explains how she’s used science fiction fandom to create a space for hard, honest, and empathetic conversations about our biggest astronomical and terrestrial problems.

Zombies eat brains. They are also like all of us driven by brain functions. What is happening in their brains to make them act as they do? In this intriguing dialogue Tim Verstynen and Bradley Voytek apply the various human medical possibilities that make zombies...zombies. [Directed by Franz Palomares, narrated by Tim Verstynen and Bradley Voyt...

We've all dreamed of flying -- but for Richard Browning, flight is an obsession. He's built an Iron Man-like suit that leans on an elegant collaboration of mind, body and technology, bringing science fiction dreams a little closer to reality. Learn more about the trial and error process behind his invention and take flight with Browning in an un...

It sounds like science fiction, but journalist Stephen Petranek considers it fact: within 20 years, humans will live on Mars. In this provocative talk, Petranek makes the case that humans will become a spacefaring species and describes in fascinating detail how we'll make Mars our next home. "Humans will survive no matter what happens on Earth,"...

What would it be like to have a limitless memory? Can the meaning of life be found in an infinite library? Is time a labyrinth or a single moment? Jorge Luis Borges explored these questions of infinity in his many works. His body of essays, poems and stories pioneered the literary style known as magical realism— and each was just a few pages lon...

Creating genetically modified people is no longer a science fiction fantasy; it's a likely future scenario. Biologist Paul Knoepfler estimates that within fifteen years, scientists could use the gene editing technology CRISPR to make certain "upgrades" to human embryos -- from altering physical appearances to eliminating the risk of auto-immune ...

Science fiction authors have warned us for decades: division among global leaders can quickly create dystopia. Political economist Zainab Usman thinks present-day power struggles may seriously hinder the world's ability to fight climate change, with similarly disastrous results. She highlights three areas of particular economic concern, urging s...

Sci-fi writer Chen Qiufan doesn't fear a dystopian future. Instead, he believes developments in artificial intelligence will make all of our lives better, healthier and safer. He takes us on a tour of the next 20 years of AI and shares some astonishing predictions for the advancements in science and technology that could await us. "For every fut...

That science fiction future where robots can do what people and animals do may be closer than you think. Marc Raibert, founder of Boston Dynamics, is developing advanced robots that can gallop like a cheetah, negotiate 10 inches of snow, walk upright on two legs and even open doors and deliver packages. Join Raibert for a live demo of SpotMini, ...

Science fiction visions of the future show us AI built to replicate our way of thinking -- but what if we modeled it instead on the other kinds of intelligence found in nature? Robotics engineer Radhika Nagpal studies the collective intelligence displayed by insects and fish schools, seeking to understand their rules of engagement. In a visionar...

Kim Stanley Robinson is the author of nearly twenty books, including the internationally acclaimed "The Ministry for the Future."

"You don't predict the future -- you imagine the future," says sci-fi writer Charlie Jane Anders. In a talk that's part dream, part research-based extrapolation, she takes us on a wild, speculative tour of the delights and challenges the future may hold -- and shows how dreaming up weird, futuristic possibilities empowers us to construct a bette...

Childhood is surreal. Why shouldn't children's books be? In this whimsical talk, award-winning author Mac Barnett speaks about writing that escapes the page, art as a doorway to wonder -- and what real kids say to a fictional whale.

Stephen Webb is a science fiction fan who's passionately interested in what the future might hold for our species.

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 by a hissing: a mound of sand 400 meters long bursts from the desert floor and races towards them. This is the...