The hunt for wormholes: How scientists look for space-time tunnels

Tantalizing clues in the hunt for alien life draw astronomers' attention to two moons

The German military has announced the creation of a separate command dedicated to space, becoming the latest of a handful of nations prioritizing more resources and missions in space.

NASA's Mars helicopter reveals intriguing terrain for rover team. Ingenuity provided new insight into where different rock layers begin and end, each layer serving as a time capsule for how conditions in the ancient climate changed at this location.