› added 3 years ago

216

TIL that the red-eye effect in pictures is literally blood in our eyes. If a picture is taken when our pupils are dilated, they don't have enough time to constrict and the light reflects off the blood in the back of our eyes.

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via reddit.com

97Q6 TIL that roughly 93% of Idaho’s net electricity generation came from hydro-electric dams, making it the top state for renewably generated energy in the US.
b6XNN TIL crows in South Korea memorize when and where people will feed them as part of a shamanistic tradition called keurigi. It is theorized they use their facial recognition abilities to know who will feed them and the crows make annual migrations to the shrines where these ceremonies take place
Q4N6 TIL that Waldo of “Where’s Waldo” fame’s real name is actually Wally and is only called Waldo in the US and Canada.
wyVW TIL you are more likely to be killed by a toddler in the United States than by a terrorist
4Xpr6 TIL all but 2 giant pandas in the world are officially owned by China. The other two are in Mexico and at an age where they can’t breed. Soon China will own all the giant pandas once they die.