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.

Reader’s Digest has called “Mathemagician” Arthur Benjamin “America’s Best Math Whiz.” Returning in an encore presentation, Arthur Benjamin displays feats of mental mathematical gymnastics and shares the secrets behind his skills.

With ever more refined techniques for measuring complex brain activity, scientists are challenging the understanding of thought, memory and emotion–what we have traditionally called “the self.”

What made Albert Einstein one of the greatest scientific geniuses the world has ever known? His scientific breakthroughs revolutionized the way we understand the universe.

Synthetic blood mass-produced to meet supply shortages. Livers and kidneys “bioprinted” on demand. Missing fingers and toes re-grown with a jolt of bioelectricity. Regenerative medicine promises to do more than …

The oceans remain a realm of mystery, with an astonishing 95% still unmapped, but their secrets are starting to be revealed. Journey into the deep to explore exciting discoveries like …

Every successful scientist seems to have a “once in a blue moon” discovery during his or her lifework: an accident or epiphany that unexpectedly leads to a serendipitous breakthrough. Geneticist …

For this year’s inaugural address, “The Future of Big Science,” Nobel laureate and physicist Steven Weinberg considers the future of fundamental physics, especially as funding for basic research is reduced. Weinberg will explore physics’ small origins, starting with the discovery of the atomic nucleus 100 years ago by a single scientist.