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TIL that Alexander Fleming discovered penicillin by mistake.
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acs.org
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reddit.com
4XnLg
TIL that Indian voters get right to reject all election candidates. The Supreme Court ordered the Election Commission to provide a button on the voting machine which would give voters the option to choose "none of the above".
ADZZ7
TIL that when febreeze first came out it was marketed as an odor eliminator (and was very effective at it) but sold poorly due to people not realizing their homes/ clothes smelt bad. It was only until they added scents and marketed to people as a final touch to cleaning that it became successful.
awjBN
TIL about Mike the Chicken. A chicken that lived for 18 months without its head. It died by getting a kernal of corn stuck in its throat.
E1mZV
TIL octopuses have 2/3 of their neurons in their tentacles; the mother dies almost immediately after the eggs are hatched, due to exhaustion; their blood is copper based which makes it blue; they can change the color of their skin, & also texture; they can watch and learn; evolved from snails.
vg1x
TIL experiments were held that tested responses to potential threats from white and black strangers. The results determined that unarmed blacks were shot more than whites, even among black subjects tested. “The trend is less likely a function of active prejudice than of ambient social stereotypes.”