"If this turns out to be real, then it’s enormous." ...

A small but incredibly fast unwanted guest is about to swing past Earth at the speed of light. Yeah, this is the tiniest ...

Astronomers suspect that in the first second after the universe formed, the very first black holes also formed. These tiny though profoundly dense objects — think of an atom-sized particle wielding ...

Supersonic shock waves are cone-shaped disturbances that result from an object moving faster than the speed of sound. If you ...

The scientists who precisely measure the position of Earth are in a bit of trouble. Their measurements are essential for the satellites we use for navigation, communication and Earth observation every ...

The JWST's MIRI detected a flare in Sagittarius A*, revealing for the first time in mid-infrared how an explosion occurs near ...

Earth would be torn apart if a black hole approached, losing its atmosphere and oceans, with debris forming an accretion disc ...

A provocative theory is gaining new support today. Scientists suggest atom-sized black holes may move through Earth. These ...

BUFFALO, N.Y. — Imagine the formation of a black hole and you’ll probably envision a massive star running out of fuel and collapsing in on itself. Yet the chaotic conditions of the early universe may ...

Researchers say they have discovered what may be the closest known black hole to Earth, which they have dubbed "the Unicorn." The black hole is about three times the mass of our sun, meaning it is ...

Subtle variations in the star’s brightness suggest it once collided and merged with another star, an explosive event that ...