The Earth's inner core, long considered a solid and stable sphere, may be quite different. A recent study suggests that its ...

University of Southern California scientists have made a groundbreaking discovery about the nature of the Earth’s enigmatic inner core, revealing for the first time that this 1,500-mile-wide ...

Supernova debris speeds up neutron stars, strengthening magnetic fields. This explains why low-intensity magnetars still produce bursts.

Every few hundred thousand years, Earth’s magnetic poles flip, turning north into south and south into north. These ...

Firefly Aerospace 's moon-bound spacecraft has provided the closest thing to a reflecting pool in space, showing Earth as an ...