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A giant meteorite boiled the oceans 3.2 billion years ago. Scientists say it was a ‘fertilizer bomb’ for lifeThe small, round particles, which can be glassy or crystalline, occur when large meteorites hit Earth, and they form sedimentary layers in rocks that are known as spherule beds. The team collected ...
The Quadrantids meteor shower is expected to reach maximum activity from 10 a.m. to 1 p.m., EST on Friday with the best ...
If a corner of a stony meteorite has chipped off, you can often see inside small, round grains, known as chondrules, and metallic grains. The inside is often light in colour, but it can also be almost ...
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