› added 9 years ago

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TIL that at one point during russian special purpose forces training, the trainees are shot at the chest while wearing body armor to give them a taste of the real battlefield

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yVQwX TIL that a black garden ant can live for 20 years.
yVxLJ TIL the Melbourne gold rush drew more people to Victoria than the California gold rush did to the US.
0wQDA TIL the 2nd deadliest day for law enforcement in the U.S. was a 1917 bomb attack that killed nine Milwaukee police officers. The original target was a local church but a boy discovered the suspicious package and brought it to the police department, where it exploded. (The deadliest day was 9/11.)
xVmRw TIL that giraffes have dark tongues to prevent them from suffering from sunburn.
0wDLN TIL that the main component of the Earth's upper mantle is a yellow-greenish mineral called olivine.