› added 2 years ago

122

TIL: that the color of your nail polish can affect your blood oxygen reading.

Read more pubmed.ncbi.nlm.nih.gov

via reddit.com

Z9QB TIL that Icelanders have no family names. Instead, their surname is just their father’s name plus “son” or “dottir”
O7M1 TIL Your period can come out of your belly button.
4ZLg TIL there is a giant salt mine 1200 feet beneath Detroit
1aARr TIL The world’s first mobile phone call was made on April 3, 1973, when Martin Cooper, a senior engineer at Motorola, called a rival telecommunications company and informed them he was speaking via a mobile phone.
y8lX TIL Larry Lemieux, a Canadian sailor at the 1988 Olympics, was about to win a silver medal when he abandoned the race to save two other competitors who had capsized. He was given the Pierre de Coubertin Medal for sportsmanship.