The National Science Foundation’s Daniel K. Inouye telescope debuted a close-up of the sun captured by its new, ...

The cloud, named Eos, is chock-full of molecular hydrogen and possibly rife with star-forming potential in the future.

Spain and Portugal’s power grids can’t be trusted. In minutes, an hours-long blackout grounded planes, stalled trains and left hospitals clinging to backup generators. Officials ruled out ...