› added 5 years ago

153

TIL Olfactory adaptation is the reason we are unable to smell ourselves or the stench of our regularly lived environments.

Read more mentalfloss.com

via reddit.com

grKy7 TIL that a type of Japanese water beetle can, when eaten by a frog, swim through the frog's digestive tract and escape through its anus
XnJ8 TIL the rabies virus has been known to cause a man to uncontrollably ejaculate up to 30 times a day.
LkPm0 TIL that in the 1940s, US funded doctors went to Guatemala to test STD treatments by deliberately infecting 1,308 locals between the ages of 10 and 72 with gonorrhea, syphilis, and chancroid, all without their informed consent. The US doctors gave only 52% of subjects any treatment. 83 died.
W5xL TIL that some cat breeds (called “puppy cats”) are bred specifically to exhibit dog-like behavior.
BkWW TIL the actor that played Gimli in LOTR was a “radical leftist” until he went to heckle a young Margaret Thatcher. After witnessing her shoot down two other hecklers, he decided to “shut up and listen.” Now, he’s quite conservative.