In the Star Trek franchise, the first human being to ever meet a Klingon on the timeline isn't an astronaut or an adventurer, ...

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 ...

Debate has long surrounded when humans first traveled into Sahul, the ancient landmass that is now Australia, New Guinea and Tasmania. Now, a study published in Science Advances, lends credence to the ...

The first woman. The first person of color. The first Canadian. The four people who will soon step aboard a spacecraft for the first human moon mission in more than half a century represent a tapestry ...