Four days after launching on its third-ever mission, China's mysterious Shenlong robotic space plane has apparently deployed 6 unknown objects in orbit. Some of them appear to be emitting signals.

DENVER (KDVR) — Westminster police are investigating a “criminal mischief incident” after an unknown item reportedly fell from an overpass and left a driver with a cracked windshield. On Saturday, ...

Scientists have seen a powerful explosion from a mysterious, unknown object in space. Researchers do not know where the bright flash came from. But they believe that it may be something entirely ...

It may sound like the beginning of a Star Trek plot, but there's a very real arms race going on in space. And Russia may have just made the first move. According to some startling reports, Russian ...

An 18-year-old student passionate about astronomy has made history by discovering 1.5 million previously unknown celestial objects. His algorithm using artificial intelligence could revolutionize the ...

PHILADELPHIA (WPVI) -- A medical helicopter at Thomas Jefferson Hospital in Center City Philadelphia is grounded after it was struck by an "unknown object," according to the Federal Aviation ...

WICHITA, Kan. (KWCH) - Update: The Wichita Police Department confirmed that two men suffered injuries on Friday in a pair of incidents involving explosives. In the first incident reported a little ...

CHESAPEAKE, Va. — A man was injured after being struck by an “unknown object” Saturday night in Chesapeake. The incident happened just after 9 p.m. in the 2600 block of Yale Court. There was a report ...