A year ago, George Smoot won the Nobel Prize for physics. He used $500,000 of his award to finance a dream, and on Tuesday it came to life: the $8.1 million Berkeley Center for Cosmological Physics.

Cosmic Girl, Virgin Orbit’s specially modified jumbo jet designed to serve as a flying launchpad, touched down Monday afternoon at Long Beach Airport to the delight of those working to help the ...

Caltech astronomers have taken unprecedented images of the intergalactic medium (IGM)—the diffuse gas that connects galaxies throughout the universe—with the Cosmic Web Imager, an instrument designed ...