› added 4 years ago

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TIL that ants are amongst the few animals who passed the mirror test, which is a strong evidence of self-recognition, and indicates the possibility of self-awareness (i.e. a “sense of self”).

Read more animalcognition.org

via reddit.com

1a5d TIL that on July 4, 1776, King George III wrote in his diary, “Nothing important happened today”
J70m TIL eggshells and coffee grounds are an environmentally friendly (and free) slug repellant.
lEYG TIL that if you donate your kidney without specifying a recipient, you can start a domino donation chain getting thousands of people new matching kidneys.
vrK4 TIL Elevator ‘close door’ buttons in the U.S. were made to be unresponsive or have a delayed response because of a section in the Americans with Disabilities Act (1990) that mandates the doors stay open a min. of 3 seconds to allow those with disabilities to enter/exit
evJ6 TIL that Isle Royale, the largest island on lake superior, has a lake which has an island which has a pond which has a boulder. So the boulder becomes the largest island in the largest lake on the largest island in the largest lake on the largest island in the largest lake in the world.