Expedition 74 astronauts conducted science experiments, spacesuit maintenance, and spacecraft operations while the International Space Station received cargo deliveries and performed a reboost.

Contrails are clouds made of ice particles, which can be created when airplanes fly through cold, humid air. Persistent contrails are estimated to have a warming climate impact. Flight tests will ...

Engineers working with the Pentagon’s advanced research arm and a Seattle startup say they are closing in on “infinite flight” for drones by zapping them with high powered lasers from the ground.

Artemis II, the next mission in NASA’s Artemis program to explore the Moon, is scheduled to launch from Florida within the coming weeks. The mission will be the first crewed mission to the vicinity of ...