The Cosmic Summit | Ancient Microorganisms in Meteorites: A 3 Billion Year Old Mystery @cosmicsummit | Uploaded September 2024 | Updated October 2024, 1 hour ago.
Acritarchs are extinct ancient microscopic fossils, likely representing the remains of single-celled algae, and were crucial primary producers in early marine ecosystems. They flourished during the Cambrian and Ordovician periods but largely disappeared after the Devonian. How did an ancient microscopic fossil that existed billions of years ago also make its way onto a meteorite?

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