If an extraterrestrial intelligence were looking for signs of human communications, when and where should they look? In a new study, researchers at Penn State and NASA's Jet Propulsion Laboratory in ...

Any trip to the dark night skies of our Southern California deserts reveals a vista full of wonder and mystery — riddles that astrophysicists like myself spend our days unraveling.

NASA announced that the James Webb Space Telescope has discovered a new, 29th satellite of Uranus, which was named S/2025 U1. According to NASA, a team led by the Southwest Research Institute (SwRI) ...