This is SpaceX's second go at Flight 13 after the mission was scrubbed at the last minute on July 16.

A lone female maintains her status in the colony by hoarding her ability to reproduce.

Ludi Tance 4-01 is powered by gallium nitride semiconductors, enabling constant surveillance over one-third of the Earth’s surface.

The planned planetary defense test would hit harder than NASA's DART mission.

Jackie, the beloved eagle mom, had been missing from her nest for several days before she was spotted struggling to fly.

The X-Bat is the first AI-piloted supersonic jet with the ability to take off and land vertically without a runway.

The asteroid 1998 SH2 is actually not an asteroid at all.