Are Evan Peters and Rebecca Hall returning to the MCU? Actors discuss potential ways to revive their roles.

Cosmology and quantum physics both offer tantalizing possibilities that we inhabit just one reality among many. But testing ...

I Spoke to Astrophysicists About Starlink’s Expansion. Here’s the Doomsday Scenario Keeping Them Up at Night ...

Blink and you'll miss it.

Cloud 9 is a failed galaxy. It’s a clump of dark matter, called a dark matter halo, that never formed stars. But this failure could be the key to a mystery almost as old as the universe itself: dark ...