“Success in creating effective A.I.,” said the late Stephen Hawking, “could be the biggest event in the history of our civilization. Or the worst. We just don’t know.” Are we …

Drawing on a range of disciplines, this provocative program looked at how discoveries in areas like fundamental physics, anthropology, and genomics are influencing our understanding of uniquely human characteristics.

Public debate, pitting atheist against believer, typically yields a polarized picture. Might a more nuanced conversation that transcends simplistic assertions, and weaves insights from physics, biology, and psychology provide a more fruitful exchange of ideas?

How confident are we that most matter in the universe has so far escaped detection? And if there is dark matter, might there be dark stars and even a dark …

There is little doubt that Mars will be the next step in our continuing march to the skies, with some predicting we will take that giant leap within the next …

How do humans understand each other, cooperate, and build civilizations? Brian Greene sits down with Harvard cognitive scientist Steven Pinker — author of the newly released When Everyone Knows That Everybody Knows — for …