Fallstreak holes, also called cavum, sometimes occur when airplanes fly through certain clouds high in the atmosphere.

A collision observed between two black holes, each more massive than a hundred suns, is the largest merger of its kind ever ...

Astronomers have detected the signal of a colossal black hole in deep space that likely formed when two already-large black ...

Uncover the real science behind black holes — how they form, what they do, and why they matter. From stellar collapse to supermassive giants, explore the universe’s most extreme objects ...

An international team of physicists discovered the largest-ever merger of 2 black holes through a phenomenon known as gravitational waves.

Superstar singer Taylor Swift showed her support for Travis Kelce and her photobombing skills on Monday night.

President Trump is visiting on Tuesday a new 5,000-bed immigration detention facility at an abandoned airport deep in the Florida Everglades that they're calling "Alligator Alcatraz." ...

Dash Pictures reveals upcoming doc slate; Nat Geo, Channel 4 on board as early partners ...