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

Humanity's future is the future of cities. Explore the crowded favelas, greened-up blocks and futuristic districts that could shape the future of cities -- and take a profane, hilarious side trip to the suburbs.

Take this tour of medicine's future with some of the trailblazing doctors charting its course. Once you've seen a transplantable human kidney created from a 3D printer, almost anything is imaginable ...

Exciting innovations and advancements that demonstrate how going under the knife is becoming a safer, clearer and more efficient process for all.

Imagine a future home filled with robots in the likeness of dogs, cats and even dinosaurs ...

To you, our present and future sons ...

A look back on how we looked forward over the decades.

What could be, may be with these talks exploring the implications of tech we're developing now.

That crazy, sci-fi future we all imagine? It’s here.

Visions of the future of everything from cars to the Internet to the human species.

Explore what may be in store for our collective future and how we can plan for the unpredictable, together.

How do we look forward without knowing where we come from? These talks emphasize the importance of historical truths, nuanced observations and preserving cultural heritage.

Dear current and future daughters ...

About this talk: By 2050, global food production must double to keep up with population growth. How does “the man that buys the most food in America” think this can be accomplished? Jack Sinclair, Head of Wal-Mart Groceries, has a few ideas. One of them: re-use the apples in America that weren’t good enough to eat, to make juice.

About this talk: How can drones revolutionize healthcare in rural Rwanda and potentially beyond? Partnering across disciplines, UPS has helped create the world’s first drone-based medical delivery system, transporting emergency medical supplies to remote villages in Rwanda. On track to hopefully save thousands of lives a year, this scalable syst...

About this performance: Rowan and his band, Heart of Mind, have developed a unique brand of "colour rock," crafted from a wide range of rock influences. Rowan jams with tasty guitar licks and solos, and is also trained in smooth jazz. He often busts out his saxophone in times of need and on the TED@Westpac stage delivers a sweet performance.

Onstage at TED2012, Peter Diamandis makes a case for optimism -- that we'll invent, innovate and create ways to solve the challenges that loom over us. "I’m not saying we don’t have our set of problems; we surely do. But ultimately, we knock them down.”

Nandan Nilekani, the visionary co-founder of outsourcing pioneer Infosys, explains four brands of ideas that will determine whether India can continue its recent breakneck progress.

Who hasn’t sent a text message saying “I’m on my way” when it wasn’t true or fudged the truth a touch in their online dating profile? But Jeff Hancock doesn’t believe that the anonymity of the internet encourages dishonesty. In fact, he says the searchability and permanence of information online may even keep us honest.

As globalization and technological advances bring us hurtling towards a new integrated future, Ian Goldin warns that not all people may benefit equally. But, he says, if we can recognize this danger, we might yet realize the possibility of improved life for everyone.

Better education for generations to come means a brighter future for us all. These TED speakers have some great ideas for how we can solve our current education crisis.

"We all feel a compelling need to watch stories, to tell stories ... to discuss the things that tell each one of us that we are not alone in the world," says TV titan Shonda Rhimes. A dominant force in television since "Grey's Anatomy" hit the airwaves, Rhimes discusses the future of media networks, how she's using her narrative-building skills ...

Physicist Steven Cowley is certain that nuclear fusion is the only truly sustainable solution to the fuel crisis. He explains why fusion will work -- and details the projects that he and many others have devoted their lives to, working against the clock to create a new source of energy.

What happens when the way we buy, sell and pay for things changes, perhaps even removing the need for banks or currency exchange bureaus? That's the radical promise of a world powered by cryptocurrencies like Bitcoin and Ethereum. We're not there yet, but in this sparky talk, digital currency researcher Neha Narula describes the collective ficti...

General Motors veep Larry Burns previews cool next-gen car design: sleek, customizable (and computer-enhanced) vehicles that run clean on hydrogen -- and pump energy back into the electrical grid when they're idle.

I am the crucible of the future. I am where humanity will either flourish or fade. ... I am the City 2.0. Dream me. Build me. Make me real.

Eric Topol says we'll soon use our smartphones to monitor our vital signs and chronic conditions. At TEDMED, he highlights several of the most important wireless devices in medicine's future -- all helping to keep more of us out of hospital beds.

Many people think the lines on the map no longer matter, but Parag Khanna says they do. Using maps of the past and present, he explains the root causes of border conflicts worldwide and proposes simple yet cunning solutions for each.

About this talk: As Asian diets increasingly shift to resemble typical western fare, the food supply chain will be challenged to keep pace with demand. Michael Silverstein reveals the trends in motion and offers strategic ideas for planning to address the challenge.

A breadth of talks that explore and highlight the future of emerging markets across the globe.