Just a handful of technologies deserve to be called “game changers”—and CRISPR-Cas9, the new gene-editing tool, is one of them. Discovered just three years ago, CRISPR is sweeping through labs around the world and researchers are already using it to experiment on diseases.

Are we alone in this vast universe? Some think that’s highly unlikely. With new technologies joining the search, NASA estimates we’ll find definitive evidence of aliens within 20 to 30 …

Did the molecules that make up life ride to earth on an asteroid? Planetary scientists Jessica Barnes and Phil Bland join Brian Greene to discuss NASA’s recent rendezvous with Bennu, …

This video is part of our Brilliant Breakthroughs series: our new 20-episode mini-series exploring the “Eureka!” moments and proud accomplishments of the greatest scientific minds of our time. Join us …

Brian Greene and Nobel Laureate Frank Wilczek discuss quantum mechanics, dark matter, cosmology, consciousness, and Wilczek’s new book, “Fundamentals: Ten Keys to Reality.” This program is part of the Big …

In the future, a woman with a spinal cord injury could make a full recovery; a baby with a weak heart could pump his own blood. How close are we today to the bold promise of bionics—and could this technology be used to improve normal human functions, as well as to repair us?