We once shared the planet with Neanderthals and other human species. Some of our relatives may have had tools, language and culture. Why did we thrive while they perished?

Dark energy is cosmology’s biggest mystery—an anti-gravitational force that confounds the conventional laws of physics. It makes up more than two-thirds of the cosmos, but science is still grappling to explain what dark energy actually is.

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 …

Public debate, pitting atheist against believer, typically yields a polarized picture. Might a more nuanced conversation that transcends simplistic assertions, and weaves insights from physics, biology, and psychology provide a more fruitful exchange of ideas?

Ninety years after the historic double-slit experiment, the quantum revolution shows no sign of slowing. Join a vibrant conversation with renowned leaders in theoretical physics, quantum computation, and philosophical foundations, …

What happens when a simple mistake becomes a huge scientific discovery? You end up with a substance 100x stronger than a man of steel!