Strange signals from outer space are constantly reaching Earth, hailing from sources like pulsars, quasars, and supernovas.

Chinese scientists achieved a milestone in space exploration. They successfully conducted satellite laser ranging in ...

The strength of Earth’s magnetic field and the amount of oxygen in its atmosphere seem to be correlated—and scientists want ...

A mysterious 'ghost plume' has been spotted beneath eastern Oman. Emanating from the Earth's core, this hot pillar of soft ...

Much of the universe's regular "baryonic" matter is spread through intergalactic space and in diffuse halos around galaxies, ...

The collapse of the world’s second-largest ice sheet would drown cities worldwide. Is that ice more vulnerable than we know?

The mystery radio pulses were picked up about 25 miles (40 kilometers) above Earth by the Antarctic Impulsive Transient ...