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TIL NASA contemplated sending giant beach ball-like rovers to Mars that would be propelled by wind

Read more science.nasa.gov

via reddit.com

wYNo TIL the most leaves ever found on a single clover is 56
WklGo TIL: Every year in ancient Athens, 500 people were randomly selected to spend the next year of their life proposing laws that the population then voted on.
LQxGd TIL that the Nemi ships, built in the 1st century AD during the reign of Roman emperor Caligula, were destroyed by fire during WW2.
BGnW TIL that the Great Pyramid of Giza used to be a pearly white because of its limestone covering.
bpna TIL that Abraham Lincoln’s only living son Robert, was at both Garfield and McKinley’s assassinations but not at his father’s.