› added 1 year ago

68

TIL that the human wave at sporting events moves at a speed of 20 seats per second

Read more nature.com

via reddit.com

yQvje TIL after losing a son and extreme financial hardships, the song "It Is Well With My Soul" was written by Spafford while on his way to meet his grieving wife as he passed by the area where his four daughters had recently died from a collision in the Atlantic Ocean.
l5NA TIL that you can use your old Android devices or idle time in your computer to cure diseases, study global warming, discover pulsars, and do many other types of scientific research.
MN0A TIL the Federal Tax Code is 73,954 pages long. One hundred years ago it was only 400 pages.
dAkE TIL when cats are stalking their prey, they “chatter” their teeth because they are so intensely fixated on their prey that they are envisioning biting on them already. This is called: the “vacuum reaction”
0dkXv TIL of the Aztec “Curse of One Rabbit”, where the first year (One Rabbit) of the 52 year calendar cycle was associated with famine and catastrophe. Incredibly, one study suggested a “real climatic origin”, with 10 of the 13 years having a famine, including one of the worst in world prehistory.