Why is there something rather than nothing? And what does ‘nothing’ really mean? More than a philosophical musing, understanding nothing may be the key to unlocking deep mysteries of the universe, from dark energy to why particles have mass.

Sports and science don’t mix, right? Not if you ask biomedical engineer Cynthia Bir whose career focuses on using science and technology to keep athletes safe and to help them …

Thirty-five years ago string theory took physics by storm, promising the coveted unified theory of nature’s forces that Einstein valiantly sought but never found. In the intervening decades, string theory …

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 …

Pioneering computer scientist and physicist Stephen Wolfram joins Brian Greene to discuss the interplay between physical law, computation, and artificial intelligence.

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.