Sheril KirshenbaumNov 16, 2022

The History of Earth as a 24 hr clock. Humans have only just arrived.

Note: I first came across this image through UW-Madison geology. #science #SharedPlanet

Show threadChris
@Sheril how can the earliest fossils predate the arrival of algae?
Nov 16, 2022 at 7:15amWeb
Show threadStephen J HenstridgeNov 16, 2022

@SardoHorn @Sheril

Bacteria

Show threadChrisNov 17, 2022
@henstridge @Sheril I didn't realise bacteria could be fossilised.
I learn something new (nearly) every day!