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.

Where will astronauts live when they land on Mars? That’s the problem @NASA_Marshall engineer Erick Ordoñez helps to solve through 3D printing in his Cool Job. Episode filmed live at …

Amber Straughn brings you on her journey from the big sky of her hometown in Arkansas to studying astrophysics at NASA and demonstrates the infrared technology that will be crucial …

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.

Imagine beating every strain of flu with a single jab. Wiping out your risk of some lethal cancers, HIV, and Ebola during a routine doctor’s visit. That’s the promise of next-generation vaccines, and researchers are closing in on the basic science needed to bring them to reality.

How did Eric Lander go from being an extremely talented and accomplished mathematician to making one of the most important contributions to the field of genetics? We take a look …