Sheril Kirshenbaum @Sheril@mastodon.social 路 activity timestamp 4 days ago 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 #history Read more Read less alt History of Earth as a 24 hr clock History of Earth as a 24 hr clock Reply Boost Quote (pending approval) Like More actions Copy link Flag this post Block
