› added 11 months ago

82

TIL when you sleep your brain gets washed with spinal fluid

Read more directorsblog.nih.gov

via reddit.com

16Rr TIL that during the Siege of Leningrad in WWII, extreme famine led to cannibalistic gangs of Russian civilians that devoured defenseless people. Cannibalism became so prominent that a special division of the Leningrad police force was created to combat it
65PZ TIL Navy SEALs brains are trained to alter the way the amygdala processes fear.
1gJ4 TIL that in The Beatles song “While My Guitar Gently Weeps,” neither George Harrison nor John Lennon plays the lead guitar part. Eric Clapton does.
Jl54 TIL that HMO insurance plans pay doctors not to check for certain problems
XVxD TIL it takes 45 minutes to take a shit in zero gravity.