This live Q&A in celebration of the Artemis II splashdown covered everything from space and physics to the biggest mysteries of the universe.

See how engineer and art historian Maurizio Seracini uses his pioneering multispectral imaging techniques and other tools to uncover the long-hidden stories behind masterpiece paintings. Episode filmed live at the …

What happens when a black hole a billion times more massive than our sun powers a star-like object? It’s a quasar of a question. These massive and extremely remote celestial …

Is the human brain an elaborate organic computer? Since the time of the earliest electronic computers, some have imagined that with sufficiently robust memory, processing speed, and programming, a functioning human brain can be replicated in silicon.

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 …

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 …