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 …

What attributes set our species apart? Taming fire? Expressing artistically? Solving problems creatively? Recent discoveries that have already upended humankind’s origin story by expanding our family tree, are challenging long-held …

Beyond Einstein: Gravitational Echoes. Just as sound waves can echo off a distant rockface, light waves can echo off of black holes. Renowned researchers Erin Kara and Shep Doeleman join …

Astronomer Jill Tarter leads the charge to search for intelligent life on other planets by listening to clues from over 40 radio telescopes. Episode filmed live at the 2010 World …

Amphibian biologist Tyrone Hayes’s boyhood love of frogs turned into a career of adventure. Hear how he uncovered farming chemicals that give male frogs female reproductive capabilites, a discovery that …

Why are we drawn to symmetry? Because it provides order in a seemingly chaotic world? Because our brains are the product of the very same laws that yield the flower, the snowflake and the solar system?