527 770

What adults can learn from kids

Child prodigy Adora Svitak says the world needs "childish" thinking: bold ideas, wild creativity and especially optimism. Kids' big dreams deserve high expectations, she says, starting with grownups' willingness to learn from children as much as to teach.
309 298

The intelligence of crows

Hacker and writer Joshua Klein is fascinated by crows. (Notice the gleam of intelligence in their little black eyes?) After a long amateur study of corvid behavior, he's come up with an elegant machine that may form a new bond between animal and human.
208 961

The gentle genius of bonobos

Savage-Rumbaugh's work with bonobo apes, which can understand spoken language and learn tasks by watching, forces the audience to rethink how much of what a species can do is determined by biology -- and how much by cultural exposure.
194 848

What's so sexy about math?

Hidden truths permeate our world; they're inaccessible to our senses, but math allows us to go beyond our intuition to uncover their mysteries. In this survey of mathematical breakthroughs, Fields Medal winner Cédric Villani speaks to the thrill of discovery and details the sometimes perplexing life of a mathematician. "Beautiful mathematical explanations are not only
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177 163

How brain science will change computing

Treo creator Jeff Hawkins urges us to take a new look at the brain -- to see it not as a fast processor, but as a memory system that stores and plays back experiences to help us predict, intelligently, what will happen next.
176 467

A new equation for intelligence

Is there an equation for intelligence? Yes. It’s F = T . In a fascinating and informative talk, physicist and computer scientist Alex Wissner-Gross explains what in the world that means. (Filmed at TEDxBeaconStreet.)
136 551

Can we build AI without losing control over it?

Scared of superintelligent AI? You should be, says neuroscientist and philosopher Sam Harris and not just in some theoretical way. We're going to build superhuman machines, says Harris, but we haven't yet grappled with the problems associated with creating something that may treat us the way we treat ants.
127 725

Jill Tarter's call to join the SETI search

The SETI Institute's Jill Tarter makes her TED Prize wish: to accelerate our search for cosmic company. Using a growing array of radio telescopes, she and her team listen for patterns that may be a sign of intelligence elsewhere in the universe.
102 473

3 ways to plan for the (very) long term

We increasingly make decisions based on short-term goals and gains an approach that makes the future more uncertain and less safe. How can we learn to think about and plan for a better future in the long term ... like, grandchildren-scale long term? Ari Wallach shares three tactics for thinking beyond the immediate.
79 171

Machine intelligence makes human morals more important

Machine intelligence is here, and we're already using it to make subjective decisions. But the complex way AI grows and improves makes it hard to understand and even harder to control. In this cautionary talk, techno-sociologist Zeynep Tufekci explains how intelligent machines can fail in ways that don't fit human error patterns and in ways we won't expect or be
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69 070

Art that lets you talk back to NSA spies

In 2013, the world learned that the NSA and its UK equivalent, GCHQ, routinely spied on the German government. Amid the outrage, artists Mathias Jud and Christoph Wachter thought: Well, if they're listening ... let's talk to them. With antennas mounted on the roof of the Swiss Embassy in Berlin's government district, they set up an open network that let the world send
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18 077

Don't fear intelligent machines. Work with them

We must face our fears if we want to get the most out of technology and we must conquer those fears if we want to get the best out of humanity, says Garry Kasparov. One of the greatest chess players in history, Kasparov lost a memorable match to IBM supercomputer Deep Blue in 1997. Now he shares his vision for a future where intelligent machines help us turn our
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7 202

Can you really tell if a kid is lying?

Are children poor liars? Do you think you can easily detect their lies? Developmental researcher Kang Lee studies what happens physiologically to children when they lie. They do it a lot, starting as young as two years old, and they're actually really good at it. Lee explains why we should celebrate when kids start to lie and presents new lie-detection technology that
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1 974

How computers are learning to be creative

We're on the edge of a new frontier in art and creativity and it's not human. Blaise Agüera y Arcas, principal scientist at Google, works with deep neural networks for machine perception and distributed learning. In this captivating demo, he shows how neural nets trained to recognize images can be run in reverse, to generate them. The results: spectacular,
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1 094

The jobs we'll lose to machines — and the ones we won't

Machine learning isn't just for simple tasks like assessing credit risk and sorting mail anymore today, it's capable of far more complex applications, like grading essays and diagnosing diseases. With these advances comes an uneasy question: Will a robot do your job in the future?

Let's teach for mastery — not test scores

Would you choose to build a house on top of an unfinished foundation? Of course not. Why, then, do we rush students through education when they haven't always grasped the basics? Yes, it's complicated, but educator Sal Khan shares his plan to turn struggling students into scholars by helping them master concepts at their own pace. (This talk comes from the PBS special
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Don't fear superintelligent AI

New tech spawns new anxieties, says scientist and philosopher Grady Booch, but we don't need to be afraid an all-powerful, unfeeling AI. Booch allays our worst (sci-fi induced) fears about superintelligent computers by explaining how we'll teach, not program, them to share our human values. Rather than worry about an unlikely existential threat, he urges us to
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How AI can bring on a second Industrial Revolution

"The actual path of a raindrop as it goes down the valley is unpredictable, but the general direction is inevitable," says digital visionary Kevin Kelly and technology is much the same, driven by patterns that are surprising but inevitable. Over the next 20 years, he says, our penchant for making things smarter and smarter will have a profound impact on nearly
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3 ways to fix a broken news industry

Something is very wrong with the news industry. Trust in the media has hit an all-time low; we're inundated with sensationalist stories, and consistent, high-quality reporting is scarce, says journalist Lara Setrakian. She shares three ways we can fix the news to better inform all of us about the complex issues of our time.

How to exploit democracy

Hacking, fake news, information bubbles ... all these and more have become part of the vernacular in recent years. But as cyberspace analyst Laura Galante describes in this alarming talk, the real target of anyone looking to influence geopolitics is dastardly simple: it's you.