The multiverse hypothesis, suggesting that our universe is but one of perhaps infinitely many, speaks to the very nature of reality. Join physicist Brian Greene, cosmologists Alan Guth and Andrei Linde, and philosopher Nick Bostrom as they discuss and debate this controversial implication of forefront research.

World renowned neurophysiologist and computational neuroscientist Christof Koch joins Brian Greene to discuss how decades of experimental and theoretical investigation have shaped his understanding of consciousness and the brain — …

When we try to get rid of a bad habit, whether it involves food or drugs or gambling, it often seems like we’re fighting ourselves inside. The reality’s not far off: Addiction twists the reward pathways of the brain to keep addicts tied to whatever gets them high.

With his General Theory of Relativity, Einstein illuminated the grand expanse of the cosmos, but he was also instrumental in developing quantum mechanics for describing the microworld. In Einstein’s day, …

Ecologist and explorer Mark Moffett has trekked across the globe to document new animal species and behaviors. Just like the creatures he studies, Mark can be found crawling in the …

In the year since it became fully operational, the James Webb Space Telescope has provided breathtaking new images of the cosmos that are confirming some of scientists’ predictions while challenging …