Sean Carroll, best-selling author and professor of physics and philosophy, joins Brian Greene for a wide-ranging conversation spanning the quantum to the cosmos–teeing up their live event in NYC on …

Breakthrough Prize Winner Lyman Page joins Brian Greene to discuss his unusual path into physics, his extraordinary work measuring the cosmic background radiation and his ongoing quest to shed light …

Alan Alda has issued this year’s challenge to the world’s top scientists: What is sound? In an action-packed hour of interactive demonstrations, Alan and a team of communication experts invite the audience to explore what we hear, how we hear, and what that means for different species.

So you thought nobody could know what you’re thinking? Well, you’re right. For now. But fMRI brain research, identifying patterns linked to thoughts, is moving forward at a pace that’s surprising even experts.

What is time? Isaac Newton described it as absolute, but Einstein proved that time is relative, and, shockingly, that time and space are intricately interwoven. Now recent work in string theory and quantum gravity suggests that space and time may not be fundamental. If this is true, what new picture of reality will emerge?

On July 4, 2012 the champagne flowed. The elusive Higgs boson—the fundamental particle that gives mass to all other particles—had been found. After generations of work, the last puzzle piece …