› added 6 years ago

179

TIL Blood donors in Sweden get a text message whenever their blood saves someone's life

Read more independent.co.uk

via reddit.com

vPEx4 TIL that in 1992 the US Postal service held a vote over whether official stamp of Elvis Presley should depict Elvis as a young man or later in life. After over 1.2 million ballots, young Elvis won with 75% of the vote, and would become one of the most popular commemorative stamps of all time.
gMgL9 TIL that a man that went looking for the Titanic was only using that as a cover for a secret Cold War US Navy mission. The mission was competed 12 days earlier than expected, so with the time he had left he looked, and he found it!
XEWMP TIL there are approximately 20 supervolcanoes in the world, and the supervolcano underlying Yellowstone last erupted approximately 600,000 years ago.
6LnW TIL of “spite houses,” buildings constructed solely to irritate and spite neighbors.
GYv71 TIL someone secretly built a subway under Broadway, NYC