Launched in March, NASA's SPHEREx space telescope has completed its first infrared map of the entire sky in 102 colors.

Interstellar comet 3I/ATLAS will make its closest approach to Earth on Friday. New X-ray images could shed light on its composition.

By studying faint distortions in galaxy shapes across a vast region of sky, scientists probed the hidden structure of the universe. In the standard picture of the universe, nearly everything is hidden ...

From a particle smasher encircling the moon to an “impossible” laser, five scientists reveal the experiments they would run ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

A Star Trek–inspired idea by Miguel Alcubierre kicked off decades of theory and experiments as scientists pursue plausible ...

I've done some pretty wild things in my travels, but the craziest journey I've ever taken is this one inside my own head.

If you look across space with a telescope, you'll see countless galaxies, most of which host large central black holes, billions of stars and their attendant planets. The universe teems with huge, ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Chris Impey, University of Arizona (THE CONVERSATION) If you look across space with a ...

The Science Behind TENET Explained | Time Travel, Block Universe Theory And Entropy. We break down how time and entropy works in Tenet. #Tenet #ChristopherNolan #Time Check out our other TENET videos ...