Search results for meteor

Earth Sciences Jul 31, 2020

Texas cave sediment upends meteorite explanation for global cooling

Texas researchers from the University of Houston, Baylor University and Texas A&M University have discovered evidence for why the earth cooled dramatically 13,000 years ago, dropping temperatures by about 3 degrees Centigrade.

Evolution Dec 10, 2020

Artificial intelligence finds surprising patterns in Earth's biological mass extinctions

Charles Darwin's landmark opus "On the Origin of the Species" ends with a beautiful summary of his theory of evolution: "There is a grandeur in this view of life, with its several powers, having been originally breathed into ...

Astronomy Apr 17, 2023

Asteroid hits Earth hours after being spotted, meteor turns into 'beautiful' fireball over Europe

An asteroid hit Earth hours after it was discovered Monday, turning into a dazzling fireball that was spotted throughout Europe.

Space Exploration Jun 3, 2015

The difference between asteroids and meteorites

Asteroids, meteors, and meteorites … It might be fair to say these rocks from space inspire both wonder and fear among us Earthlings. But knowing a bit more about each of them and how they differ may eliminate some potential ...

Archaeology Sep 20, 2021

Evidence that a cosmic impact destroyed ancient city in the Jordan Valley

In the Middle Bronze Age (about 3,600 years ago or roughly 1650 BCE), the city of Tall el-Hammam was ascendant. Located on high ground in the southern Jordan Valley, northeast of the Dead Sea, the settlement in its time had ...

Space Exploration Jun 9, 2022

James Webb telescope hit by micrometeoroid: NASA

A mirror on the James Webb Space Telescope was struck by a micrometeoroid last month but is expected to continue to function normally, NASA said Thursday.

Space Exploration Oct 1, 2021

'Mini psyches' give insights into mysterious metal-rich near-Earth asteroids

Metal-rich near-Earth asteroids, or NEAs, are rare, but their presence provides the intriguing possibility that iron, nickel and cobalt could someday be mined for use on Earth or in Space.

Astronomy Nov 29, 2021

Killer asteroids abound. NASA is ready to do something about it

The Russia incident was a warning.

Space Exploration Apr 24, 2017

Ancient stone pillars offer clues of comet strike that changed human history

(Phys.org)—A team of researchers with the University of Edinburgh has found what they describe as evidence of a comet striking the Earth at approximately the same time as the onset of the Younger Dryas in carvings on an ...

Space Exploration Jan 20, 2018

Meteorite hunters find first fragments of Michigan meteor

Meteorite hunters who flocked to Detroit from across the U.S. after a meteor exploded are finding the fragments.

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