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VMpW0
TIL about Dr. Joseph Lister, who was the first doctor to understand the concept of "germs" and why surgeons should wash their hands before operating.
v1E5K
TIL of the Freedmen. The Cherokee had black slaves. In 1866 they signed a treaty that freed them and granted them and their descendants, tribal citizenship after Emancipation. The Nation has ostracized them and is trying to strip them of tribal citizenship largely due to their darker complexion.
WkpN9
TIL Hennig Brand, a German alchemist in the 1660s, was convinced he could distill gold from human urine. After amassing 1,500 gallons of urine and boiling it, he discovered the element phosphorus.