Astronaut Suni Williams left NASA late last month after 27 years of service. She spent a total of 608 days in space, more ...

Buzz Aldrin, the second man and only one of 12 to ever walk on the moon, turns 96 today. He's just one of four living moonwalkers and the oldest remaining astronaut still making trips around the sun.

Long before dinosaurs, Earth’s forests were ruled by a many-legged giant. Here’s why this millipede’s size still challenges ...

While excavating clay cylinders in Syria, archaeologists discovered a rare find: an early writing system. The script has given scholars the new challenge of reinvestigating the timeline of alphabetic ...