Researchers say atmospheric blasts could explain mass extinctions and the sudden cooling of the climate at the beginning of ...

Cosmic “touchdown airbursts” — explosions of comets or asteroids above Earth’s surface — may be far more common and ...

Scientists are uncovering new clues that a cosmic explosion may have rocked Earth at the end of the last ice age. At major ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The search for exploding comet residue strong enough to have wiped out the woolly mammoth has dipped deep ...

Scientists are continuing to strengthen the case that a fragmented comet exploded in Earth's atmosphere nearly 13,000 years ...

ELGIN, S.C. — A lot of attention has been generated in the South Carolina town of Elgin following the earthquakes there in recent months. But Elgin is also making headlines for a stunning discovery ...

A recent study proposed compelling evidence supporting the theory that comet debris might have triggered the dramatic climate upheaval known as the Younger Dryas, around 13,000 years ago - an event ...

Around 12,800 years ago, the Northern Hemisphere got cold - really cold - in an abrupt climate change crisis called the Younger Dryas event. Now, researchers have found evidence that suggests that the ...

(Santa Barbara, Calif.) — Touchdown airbursts — a type of cosmic impact that may be more common than the crater-forming, dinosaur-killing kind — remain somewhat less understood. UC Santa Barbara Earth ...

New findings challenge a theory that a meteor explosion or impact thousands of years ago caused catastrophic fires over much of North America and Europe and triggered an abrupt global cooling period, ...

At the end of the Pleistocene period, approximately 12,800 years ago — give or take a few centuries — a cosmic impact triggered an abrupt cooling episode that earth scientists refer to as the Younger ...