Be inspired to go out and rediscover the wonders of the natural world with these talks that will give you a deeper understanding of where the wild things grow.

How can cities help save the future? Alex Steffen shows some cool neighborhood-based green projects that expand our access to things we want and need -- while reducing the time we spend in cars.

Self-driving cars were just the start. What's the future of big data-driven technology and design? In a thrilling science talk, Kenneth Cukier looks at what's next for machine learning -- and human knowledge.

There's been an explosion of collaborative consumption -- web-powered sharing of cars, apartments, skills. Rachel Botsman explores the currency that makes systems like Airbnb and Taskrabbit work: trust, influence, and what she calls "reputation capital."

Steven Levitt shares data that shows car seats are no more effective than seatbelts in protecting kids from dying in cars. However, during the question and answer session, he makes one crucial caveat.

Bill Ford is a car guy -- his great-grandfather was Henry Ford, and he grew up inside the massive Ford Motor Co. So when he worries about cars' impact on the environment, and about our growing global gridlock problem, it's worth a listen. His vision for the future of mobility includes "smart roads," even smarter public transport and going green ...

Benjamin Wallace is a journalist and author of The Billionaire's Vinegar, the true story of the world's most expensive bottle of (possibly phony?) wine. He's been a contributor to GQ, Details, Salon and The Washington Post.

An insightful look at the sharing economy (Uber, Airbnb and TaskRabbit, among others) and why trust has become a force in today’s market.

Innovators in transportation show that getting from point A to point B doesn't have to be boring.

Engineer RA Mashelkar shares three stories of ultra-low-cost design from India that use bottom-up rethinking, and some clever engineering, to bring expensive products (cars, prosthetics) into the realm of the possible for everyone.

At his day job, Steve Truglia flips cars, walks through fire and falls out of buildings -- pushing technology to make stunts bigger, safer, more awesome. He talks us through his next stunt: the highest jump ever attempted, from the very edge of space.

Bruce McCall paints a retro-future that never happened -- full of flying cars, polo-playing tanks and the RMS Tyrannic, "The Biggest Thing in All the World." At Serious Play '08, he narrates a brisk and funny slideshow of his faux-nostalgic art.

Bernie Krause has been recording wild soundscapes -- the wind in the trees, the chirping of birds, the subtle sounds of insect larvae -- for 45 years. In that time, he has seen many environments radically altered by humans, sometimes even by practices thought to be environmentally safe. A surprising look at what we can learn through nature's sym...

Collaboration in the workplace is more important than ever -- but it's making us less productive in some ways. Here's what collaboration pioneer Rob Cross says is driving us to take on way too much -- and how we can reclaim our time and our peace of mind.

Difficult emotions can get under your skin if you're not careful. Sport and performance consultant Jessica Garza calls this the "jumping cholla effect," inspired by a sneaky kind of cactus that detaches and burrows its spines into unsuspecting passersby. In this empowering talk, she shares four mood-regulating strategies to help you gain self-aw...

Can identity withstand generational trauma? "Five generations of enslavement had not destroyed their belief in themselves," says retired pediatrician Bettye Kearse as she shares the oral historis of her family—from the naming ceremonies of her Ghanian ancestors to her grandmother's enslavement in the house of James Madison. In this captivating t...

Bill Gross, the founder of Idealab, talks about his life as an inventor, starting with his high-school company selling solar energy plans and kits. Learn here about a groundbreaking system for solar cells -- and some questions we haven't yet solved.

Video games naturally tap into the way we learn: they focus our attention and track our progress as we head toward a clear goal. Kris Alexander, a professor of video game design and passionate gamer himself, thinks the same elements should be used in traditional education to cater to different learning styles and engage students across the world...

As the world's cities undergo explosive growth, inequality is intensifying. Wealthy neighborhoods and impoverished slums grow side by side, the gap between them widening. In this eye-opening talk, architect Teddy Cruz asks us to rethink urban development from the bottom up. Sharing lessons from the slums of Tijuana, Cruz explores the creative in...

For over 30 years, thousands of people were imprisoned, tortured, and murdered under Rafael Trujillo's dictatorship in the Dominican Republic. Three sisters would go on to lead an underground revolution. But while their courage inspired many, it threatened the man in power, and their lives would come to a tragic early end. Who were these brave w...

Resource inequality is one of our greatest challenges, but it's not unique to humans. Like us, mycorrhizal fungi that live in plant and tree roots strategically trade, steal and withhold resources, displaying remarkable parallels to humans in their capacity to be opportunistic (and sometimes ruthless) -- all in the absence of cognition. In a min...

How can we fit more people into cities without overcrowding? Kent Larson shows off folding cars, quick-change apartments and other innovations that could make the city of the future work a lot like a small village of the past.

As Uber's co-founder and former CEO, Travis Kalanick is disrupting an entrenched industry and reinventing urban transportation.

Lisa Gansky, author of "The Mesh," talks about a future of business that's about sharing all kinds of stuff, either via smart and tech-enabled rental or, more boldly, peer-to-peer. Examples across industries -- from music to cars -- show how close we are to this meshy future.

From flying cars to lab-grown food, we love thinking about what delights the future will bring. But futurist Angela Oguntala suggests that, in fact, these pop-culture benchmarks create a blinkered vision of the future. In her talk, Oguntala urges us to reach further and push for true innovation.

Loneliness doesn't always stem from being alone. For architect Grace Kim, loneliness is a function of how socially connected we feel to the people around us -- and it's often the result of the homes we live in. She shares an age-old antidote to isolation: cohousing, a way of living where people choose to share space with their neighbors, get to ...

How exactly does gender work? It's not just about our chromosomes, says biologist Karissa Sanbonmatsu. In a visionary talk, she shares new discoveries from epigenetics, the emerging study of how DNA activity can permanently change based on social factors like trauma or diet. Learn how life experiences shape the way genes are expressed -- and wha...

It doesn't matter whether you love or hate guns; it's obvious that the US would be a safer place if there weren't thousands of them sold every day without background checks. Dan Gross, president of the Brady Campaign to Prevent Gun Violence, makes a passionate, personal appeal for something that more than 90 percent of Americans want: background...

Bill Gross has founded a lot of start-ups, and incubated many others -- and he got curious about why some succeeded and others failed. So he gathered data from hundreds of companies, his own and other people's, and ranked each company on five key factors. He found one factor that stands out from the others -- and surprised even him.

Statistically, the least reliable part of the car is ... the driver. In 2015, Chris Urmson was head of Google's driverless car program, one of several efforts to remove humans from the driver's seat. He shares fascinating footage that shows how the car sees the road and makes autonomous decisions about what to do next.