› added 1 year ago

56

Today I learned that according to a study from British psychologist Kevin Dutton, being a civil servant is the 10th career path with the highest number of psychopaths.

Read more wikipedia.org

via reddit.com

Z8QnR TIL Studies have concluded that all mammals get about a billion heartbeats per lifetime. They can use them at a rate of 1,000 per minute, like the shrew, or space them out into slow, ponderous beats, over many years, as is the case for the Grey whale.
jNxBX TIL the reason that men’s testicles are not internal organs like female ovaries is because sperm cannot survive at our internal body temperature. They require a lower temperature which is why they hang down, but also why the scrotum shrivels up when it is too cold.
v1DP7 TIL that cheetahs are so instinctively shy animals, especially in captivity, that they even fail to procreate. And so for years, conservationists have been giving cheetahs emotional support dogs who are raised with them and help them socialise and reduce anxiety.
yQLJX TIL The Nazis greatly admired the policies of segregation and Jim Crow in the American South, and their anti-Jewish laws were directly inspired by American policy towards black people
Z8jWa TIL the US Army Ordnance Department sabotaged the prototype AR-15 with 3 critical changes when it went into mass production as the M16, leading to its poor performance in the Vietnam War.