“Serpent Mound is the largest serpent effigy built anywhere on the planet Earth,” O’Grady said. “Serpent Mound is built up on top of a bluff, and the reason that bluff is there, it's part of the ...

An asteroid nearly the size of a football field now has roughly a 0.004% chance of hitting Earth in about eight years, NASA says — with the space agency saying it "no longer poses a significant ...

An asteroid gaining notoriety for its potential to collide with Earth in 2032 was estimated Tuesday to have roughly a 3% chance of striking our planet — the highest probability ever assigned ...

The narrow difference is due to the two agencies’ use of different tools for determining the asteroid’s orbit and modeling its potential impact. But both percentages rise above the 2.7% chance ...

That’s a 1 in 59,000 possibility of impact, meaning there is a 99.9983% chance that the asteroid will safely zip by Earth in seven years, according to NASA. The agency also shared that the new ...

The chances has more than doubled in a matter of weeks, officials said. The chances of an asteroid striking Earth within the next decade has more than doubled in a matter of weeks, according to ...

CAPE CANAVERAL, Fla. — Scientists have finally given the all-clear to Earth from a newly discovered asteroid. After two months of observations, scientists have almost fully ruled out any threat ...