In his first World Science U Q+A session, Brian Greene takes questions on a variety of subjects including relativity, quantum, the cosmos and his WSU course, Space, Time and Einstein. …

Our genes strictly dictate our personalities, appearance and diseases. Or do they? Research has revealed that genes can turn on and off; they can be expressed for years and then silenced. Sometimes, they are never activated. And these genetic instructions—how and when DNA is read—can be determined by the experiences of one’s ancestors, even those several generations back.

Invention and innovation are the mark of robotics engineer Dennis Hong’s lab. Watch as he demonstrates some of the remarkable robots that his team has built. The robots walk on …

Cognitive scientist, entrepreneur, and bestselling author Gary Marcus joins Brian Greene for a conversation on artificial intelligence, the mind, and the future of humanity in an ever increasing digital world. …

A NASA scientist prints 3D homes on Mars. An anthropologist solves mummy mysteries. An engineer tests new toys every day. What do these people have in common? A science job! Meet them all (and more) during this interactive event that gives everyone the chance to try each cool job for themselves.

For decades, inflation has been the dominant cosmological scenario, but recently the theory has been subject to competition and critique. Two renowned pioneers of inflation — Alan Guth and Andrei …