› added 1 year ago

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TIL: in 2011, Finnish acoustician Unto Laine recorded the first known sounds of the Aurora Borealis.

Read more youtu.be

via reddit.com

x6y90 TIL The Mercury astronaut candidate examinations involves sensory deprivation test of you being placed in a circular 8 foot deep tank of body temperature water without hallucinating. The normal reaction is for the subconscious mind to take over and one lapses into uncontrollable hallucinations
e00KL TIL John Candy, John Belushi, Chris Farley, and Sam Kinison were each attached to the same three roles when they died at early ages. Those roles are now thought of as cursed.
kOK14 TIL that Kansas is demonstrably flatter than a pancake
Ooy7L TIL a study of 685 pedophiles found they were twice as likely to have suffered a head injury before age 13, compared to the general population
lold7 TIL The exercise called a “deadlift” refers to solldiers in ancient Rome lifting their fallen comrades into wagons.