› added 2 years ago

75

TIL that aside vitamin D, the human skin also makes serotonin directly when exposed to sunlight

Read more ncbi.nlm.nih.gov

via reddit.com

7rEyM TIL Ice Cream Sundae's were first created in the late 1800's to bypass "blue" laws outlawing ice cream soda's on Sunday, and instead served ice cream with the syrup of your choice without the soda, thereby complying with the law
oga8 TIL Cliché comes from the sound made when plates with commonly used words or phrases were fitted into a printing press. These plates were called stereotypes.
Rne1 TIL Canadians rescue deer trapped on frozen lakes, by blowing them to the shore with helicopter downdraft.
BrAe TIL North Korea have dug several tunnels under the DMZ since the 60s, each large enough to move 2000 troops into the South in under an hour
xQG0 TIL that Star Wars is mostly unknown in China. Few saw Episodes 4-6 in theaters; Episodes 1-3 are better known. Disney had to educate fans about the franchise when promoting The Force Awakens. “Marvel characters are the American action heroes to a whole generation of millions of Chinese”, instead.