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Cosmic dust discovered for the first time on city rooftops!

Cosmic dust discovered for the first time on city rooftops!

Attempts were made earlier to identify cosmic dust in cities, but research only turned up with industrial pollution-induced terrestrial grime and particles.

Cosmic dust unveils Earth's ancient atmosphere

Cosmic dust unveils Earth's ancient atmosphere

Using the oldest fossil micrometeorites - space dust - ever found, the new study has made a surprising discovery about the chemistry of Earth's atmosphere 2.7 billion years ago.