The DC movie universe relaunches with a new "Superman." It's got us thinking: Which is the best superhero movie of all? Our ranking of the top 50.

Some of the faintest, coldest stars in the universe may be powered not by fusion—but by the annihilation of dark matter deep within them. These “dark dwarfs” could exist in regions like the galactic ...

White House Press Secretary Karoline Leavitt shares letters Donald Trump wrote to Japan and South Korea on a new 25 percent ...

In a flurry of wings, six mother bats drop from their roost and take to the half-lit sky. “Wow!” says Heather Thomson.

NASA's James Webb Space Telescope (JWST) has produced a new image of the Bullet Cluster, which is a titanic collision between ...