Time allows us to live in the moment, reflect on the past, plan for the future. It’s our most familiar, precious, yet mysterious commodity.

Brian Greene and Michael Levi discuss revolutionary observations that may upend our cosmological understanding. This program is part of the Big Ideas series, supported by the John Templeton Foundation.

The neutrino is among the cagiest of particles, a subatomic wisp so ephemeral it could pass through light years of lead with more ease than a hot knife through butter.

What if we could peer into a brain and see guilt or innocence? Brain scanning technology is trying to break its way into the courtroom, but can we—and should we—determine criminal fate based on high-tech images of the brain?

In this year-end wrap up, Brian Greene discusses some of the major advances in science with a focus on breakthroughs in black hole physics and the key roles played by …

Imagine beating every strain of flu with a single jab. Wiping out your risk of some lethal cancers, HIV, and Ebola during a routine doctor’s visit. That’s the promise of next-generation vaccines, and researchers are closing in on the basic science needed to bring them to reality.