› added 6 years ago

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TIL trauma which happens to adolescents causes significant, lasting changes to the brain resulting in life-long PTSD, increased cortisol, increased amygdala function, and decreased medial prefrontal/anterior cingulate function which lasts into late adulthood.

Read more ncbi.nlm.nih.gov

via reddit.com

j6ggR TIL that during the 1941 Pearl Harbor attack, U.S. pilots George Welch and Kenneth Taylor took off in P-40 fighters under fire and shot down at least six Japanese aircraft. They were among the first American pilots to engage enemy planes in World War II.
j6QKR TIL that human bones are about five times stronger than steel of the same density ! Despite being lightweight, human bones have a compressive strength of about 170 megapascals stronger than many types of steel. The femur, in particular, can support 30 times the weight of a human body.
69gQl TIL a woodpecker wraps his tongue around his skull
wLryJ TIL that the character Rocket Raccoon of the Guardians of the Galaxy was inspired by the Beatles' 1968 song 'Rocky Raccoon' from their White Album
5Yam8 TIL George Washington's "Prayer at Valley Forge" never happened as he was not particularly religious.