United Launch Alliance flew its Vulcan rocket for only the fourth time early Thursday, but suffered yet another fiery burn through on one of its solid rocket boosters during a national security ...

HARRISBURG, Pa. (AP) — A federal safety agency investigating an August blast at a U.S. Steel plant near Pittsburgh that left two workers dead said it found a series of incomplete, outdated or ...

A mysterious cosmic explosion linked to gravitational waves may reveal a previously unknown type of supernova event - a ...

Last year, an explosion at U.S. Steel’s Clairton Coke Works outside Pittsburgh killed two U.S. Steel workers and injured 11 others, including contractors ...

THIS is the terrifying moment a shock explosion left a passenger plane carrying at least 80 people flying mid-air with a shredded engine. The flight was nearly halfway through its journey when an ...

One of the brightest stars in the Andromeda galaxy quietly collapsed into a black hole without any of the fanfare of a spectacular supernova.

Last year, an explosion at U.S. Steel's Clairton Coke Works outside Pittsburgh killed two U.S. Steel workers and injured 11 ...

The team discovered the star by analyzing archival data from NASA’s NEOWISE mission. They used a prediction from the 1970s that theorized that when a star underwent direct collapse, it would leave ...

Scientists have captured the moment a supergiant star collapses into a black hole, revealing the star's death in an ...

The formation of a black hole can be quite a violent event, with a massive dying star blowing up and some of its remnants ...

WASHINGTON (AP) — Two Navy ships deployed as part of the Trump administration’s massive military buildup in the Caribbean Sea have collided, leaving two troops with minor injuries, U.S. Southern ...

A suspected homemade explosive device has been detonated on an oval in Canberra’s west. Members of the public reported an explosion from the direction of Holder Oval at about 5am on Thursday, police ...