Our bodies are naturally wired to conserve energy, a trait inherited from ancestors who faced food scarcity. Even today, we expend about 1,400 calories daily just to stay alive, leading us to

Our bodies are naturally wired to conserve energy, a trait inherited from ancestors who faced food scarcity. Even today, we expend about 1,400 calories daily just to stay alive, leading us to instinctively avoid unnecessary physical activity despite readily available energy sources. This perspective, distinguishing between athletic performance and true health, is explored by Daniel Lieberman, a Harvard professor of Human Evolutionary Biology.

Learn more from Daniel Lieberman on Big Think's YouTube channel, including his insights on exercise myths: Harvard professor debunks the biggest exercise myths. Read the full video transcript here.

The 1980s ushered in an era of "neo-liberal" economics, granting markets and corporations vast power, which led to escalating wealth inequality. A new global movement, Community Wealth Building,

The 1980s ushered in an era of "neo-liberal" economics, granting markets and corporations vast power, which led to escalating wealth inequality. A new global movement, Community Wealth Building, is now pushing back, fighting to democratize the economy and build wealth for the many. This movement is taking hold in diverse locations worldwide.

Renowned journalist Laura Flanders, host of The Laura Flanders Show on public television, will explain why this growing movement for a democratic economy may be the most important economic movement of our time. Flanders is an Izzy-Award winning independent journalist and bestselling author.

Learn more at http://www.bioneers.org

A plenary panel at the BSR Conference 2016 focused on climate action and politics in the United States.

The discussion featured New York Times Reporter David Gelles, BSR Managing Director

A plenary panel at the BSR Conference 2016 focused on climate action and politics in the United States.

The discussion featured New York Times Reporter David Gelles, BSR Managing Director Edward Cameron, ClimateWire Editor-in-Chief Lisa Friedman, and Todd Stern, former U.S. Special Envoy for Climate Change and Yale lecturer.

Ms. Green of GetIT discusses Thomas Friedman's theory that cleantech will experience a boom-and-bust cycle, akin to the dot-com era. The key for innovators to emerge as winners isn't solely

Ms. Green of GetIT discusses Thomas Friedman's theory that cleantech will experience a boom-and-bust cycle, akin to the dot-com era. The key for innovators to emerge as winners isn't solely technological prowess.

Success hinges on mastering fundamental business principles: effectively meeting market needs, assembling a strong team, and executing a robust business plan. These elements, not just technology, will determine long-term viability.

In 2005, Eric Schmidt moderated a discussion with Thomas Friedman about his book, "The World is Flat." This event marks the earliest-known footage from a Talks at Google event.

During the

In 2005, Eric Schmidt moderated a discussion with Thomas Friedman about his book, "The World is Flat." This event marks the earliest-known footage from a Talks at Google event.

During the Q&A session, Robin Williams also made an appearance on stage.

Explore more books by Thomas Friedman.