› added 1 year ago

89

TIL there is a fish doorbell at a lock in Utrecht, where viewers of the livestream notify the lock-keeper to open the lock for fish to pass through.

Read more wikipedia.org

via reddit.com

69e4l TIL a cat's memory is 200x better than a dog's, and that a dog's short-term memory is only 5 minutes.
WP48 TIL that those tiny bright moving lines that appear in your field of vision when looking at a clear blue sky are actually your own white blood cells moving in the capillaries in front of your eyes’ retinas.
8aWmG TIL World's largest printer of Bibles is in China, and is also the only company in China authorized to print Bibles.
JQK1 TIL the famed black opera singer, Marian Anderson, while performing at Princeton’s concert Hall, was refused lodging at the nearest inn because of her race. Upon hearing this, one local invited her to stay at his home. That man’s name? Albert Einstein.
6ELgw TIL that 6 nations in the EU have banned the wearing of the traditional Islamic burka (similar to hijab) mostly on grounds that it is a cultural clash.