› added 4 years ago

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TIL the fate of the Tiananmen Square Tank Man is unknown.

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16l9D TIL it’s Mourning Dove, not “Morning” Dove
vPvEj TIL that D.B. Cooper was never the alias used by the infamous highjacker. In fact, this was the name of an early suspect, who was eventually cleared of the crime. Due to the mistake of a reporter, the name D.B. stuck.
grrWX TIL in the Industrial Age, some foods were colored with poisonous things like various colors of lead and copper salts. Food coloring was used to hide bad quality and to imitate other foods as well. This made food poisoning common during this time.
nD87 TIL that if you have blue eyes, you may be related to every other blue-eyed person in the world. Researchers in Denmark have found that every person with blue eyes descends from just one “founder,” an ancestor whose genes mutated 6,000 to 10,000 years ago. Before then, everyone had brown eyes.
R74d6 TIL Dr. Hans Asperger, who first identified what would become known as "Asperger’s syndrome", personally recommended some of his child patients to be transferred into the Nazi's "child euthanasia" programs, including one where at least 800 children were killed. He later worked for the Hitler Youth.