Rich scientific evidence comes from the history of life on Earth -- we just have to ask the right questions to find it. Whether it's figuring out the cause of the dodo bird's extinction or the bite force of a Tyrannosaurus rex, paleontologist Michael Benton shares some offbeat quandaries from the past, present and future.

Millennials are now the largest, most diverse adult population in the US -- but far too often, they're reduced to the worn-out stereotype of lazy, entitled avocado toast lovers, says author Reniqua Allen. In this revealing talk, she shares overlooked stories of millennials of color, offering a broader, more nuanced view of the generation. "Mille...

Margrethe Vestager wants to keep European markets competitive -- which is why, on behalf of the EU, she's fined Google $2.8 billion for breaching antitrust rules, asked Apple for $15.3 billion in back taxes and investigated a range of companies, from Gazprom to Fiat, for anti-competitive practices. In an important talk about the state of the glo...

"The good news is it's now clearly cheaper to save the planet than to ruin it," says engineer and investor John Doerr. "The bad news is: we are fast running out of time." In this conversation with climate policy expert Hal Harvey, the two sustainability leaders discuss why humanity has to act globally, at speed and at scale, to meet the staggeri...

Building a skyscraper? Forget about steel and concrete, says architect Michael Green, and build it out of … wood. As he details in this intriguing talk, it's not only possible to build safe wooden structures up to 30 stories tall (and, he hopes, higher), it's necessary.

Why do we jail people for being poor? Today, half a million Americans are in jail only because they can't afford to post bail, and still more are locked up because they can't pay their debt to the court, sometimes for things as minor as unpaid parking tickets. Salil Dudani shares stories from individuals who have experienced debtors' prison in F...

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 w...

"We're not in a clean energy revolution; we're in a clean energy crisis," says climate policy expert Michael Shellenberger. His surprising solution: nuclear. In this passionate talk, he explains why it's time to overcome longstanding fears of the technology, and why he and other environmentalists believe it's past time to embrace nuclear as a vi...

Climate change is unfair. While rich countries can fight against rising oceans and dying farm fields, poor people around the world are already having their lives upended -- and their human rights threatened -- by killer storms, starvation and the loss of their own lands. Mary Robinson asks us to join the movement for worldwide climate justice.

In 1998, aircraft designer Paul MacCready looks at a planet on which humans have utterly dominated nature, and talks about what we all can do to preserve nature's balance. His contribution: solar planes, superefficient gliders and the electric car.

The founder of Sirius XM satellite radio, Martine Rothblatt now heads up a drug company that makes life-saving medicines for rare diseases (including one drug that saved her own daughter's life). Meanwhile she is working to preserve the consciousness of the woman she loves in a digital file ... and a companion robot. In an onstage conversation w...

Architecture can bring people together, or divide them -- witness the skyscraper, costly, inefficient, and only serving small portions of the community. At TEDxPortofSpain, Mark Raymond encourages city governments to let go of their old notions of success and consider the balance of environment, economy, and society to design cities for social c...

The coronavirus pandemic won't be the last crisis to test public health systems worldwide, says physician and health policy leader Georges C. Benjamin. He details what's needed to lead us out of the pandemic and prevent future ones -- including a robust governmental health entity equipped with updated technology and well-trained staff -- and exp...

Do you think Hollywood needs to change? How about your own industry? It's difficult to get decision makers to step outside of the tried-and-true and attempt something new. In this episode, host Chris Duffy sits down with Franklin Leonard -- founder and CEO of the Black List, a company that elevates great screenplays and the writers who create th...

Everyone's career will hit some turbulence at some point. Instead of pushing harder against the headwinds, we're sometimes better off tilting our rudder and charting a new course. In this episode, host Adam Grant speaks with people who have taken unusual steps to battle uncertainty, rethought their approach to finding and landing a job and reach...

What if one could actually choose the way they respond to a traumatic incident? Speaker Karessa Royce was injured in the October 1, 2017, Route 91 shooting in Las Vegas. Her recovery is based on her choice to grow from the experience rather than continue to be traumatized.

Grace is currently a barrister in Birmingham, having been called to the Bar of England and Wales in 2017, at the age of 21. She then worked in the United States of America specialising in criminal defence, most notably defending clients charged with firearms offences and drug trafficking. She returned to the UK and began her career as a barriste...

Rosa and Carlos de la Cruz let us peek into their lives to show us how their love for art has grown over the years and how they have managed to spread it all over the city. They are part of the vanguardist crowd responsible for making Miami a mandatory stop for art collectors. Their love for art is infinite and they are determined to make sure i...