Daily briefing: Galileo’s notes discovered in the margins of an ancient book

Nature

by Flora Graham

March 5, 2026

Historians have discovered some recognizable jottings in a 400-year-old copy of Ptolemy’s The Almagest. Plus, tectonic plates might’ve started moving earlier than we thought and how fluorescent-protein labels can be used as quantum sensors. Historians have discovered some recognizable jottings in a 400-year-old copy of Ptolemy’s The Almagest. Plus, tectonic plates might’ve started moving earlier than we thought and how fluorescent-protein labels can be used as quantum sensors.

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scienceresearch

Originally published on Nature on 3/5/2026