NASA's Artemis II crew returned this week having become the first humans in history to observe portions of the lunar far side with the naked eye — a world only ever seen through robotic spacecraft ...

Archaeologists have uncovered evidence for repeated prehistoric occupation in the remote island cluster of Kitsissut, north of Greenland, indicating the first people in the High Arctic were skilled ...

The crew, three Americans and a Canadian, are the first humans to travel to the moon in more than 50 years. They will not land on the surface, but the mission will pave the way for future visits. By ...