TIL that our universe isn’t old enough for any of our red dwarf stars to have become blue dwarfs yet. So blue dwarfs are still theoretical.
TIL A professor died from from dropping a few drops of a substance called Dimethylmercury on her glove when conducting an experiment.
TIL that in 1827, a man bought a boat and filled it with various types of animals; then sailed it over the Niagara Falls.