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Quartz is one of the most common crystals on Earth

Meteorite strikes may create unexpected form of silica

September 1, 2020

Piece of the meteorite Sahara 97096 (about 10 cm long), an enstatite chondrite that contains about 0.5 weight % of water. If Earth formed entirely of this material, it would have received 23 times the total mass of water present in the Earth's oceans. Credit: L. Piani, Museum of Natural History in Paris

Meteorite study suggests Earth may have been wet since it formed

Mars

Early Mars was covered in ice sheets, not flowing rivers, researchers say

Asteroid impact

Asteroid impact enriches certain elements in seawater

Impact illustration. Credit: Victor Leshyk

It was microbial mayhem in the Chicxulub crater, research suggests

First Ever Evidence of a Comet Striking Earth

October 8, 2013

Organic Molecules Found in Sutter’s Mill Meteorite, Not Previously Found in...

September 11, 2013

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