› added 7 months ago

8

TIL that Vitamin A and Iodine work synergistically to regulate thyroid hormone metabolism, yet this isn’t screened for in routine thyroid tests.

Read more pubmed.ncbi.nlm.nih.gov

via reddit.com

JXmk TIL The word “retarded” came into popular use during the 1960’s because it was considered far less offensive and more politically correct than labeling someone a moron, idiot or imbecile.
PY5je TIL Isaac Newton intentionally stabbed himself in the eye with a needle, to help him better understand colour and light.
b9Zw9 TIL, Calvin Klein's cologne 'Obsession' can draw big cats like Tigers, Jaguars etc from as far as half a mile, who then proceed to taking long sniffs and cuddling against the source, savouring the smell much longer than they savour even their meals
yQARa TIL that there is a tradition in the United States Senate in which a Senator keeps a desk full of candy
5YX7n TIL that Scott Fahlman, an American AI researcher is credited with the creation of the :-) and :-( emoticons in 1982