› added 1 year ago

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TIL economists estimate that only 8 percent of the world's currency exists as physical cash

Read more money.howstuffworks.com

via reddit.com

OoVae TIL: The tip of a human penis has a cavity designed to make urine spiral in a stream instead of spray. It's called the navicular fossa.
neaaG TIL that before the adoption of artificial light in the 18th and 19th centuries, there's historical evidence for "first sleep" and "second sleep"—that is, an interrupted pattern of sleep in two shifts of slumber roughly four hours each, with a period of wakefulness in between.
EgWMV TIL 756 of the 766 food chemicals introduced into the American food supply since 2000 have zero FDA approval
XDn8 TIL of Michael Cameron, a student of Greenbrier High School (in 1998) who was suspended for wearing a Pepsi shirt on Coke day.
OGDYL TIL Rolls-Royce's Spirit of Ecstacy hood ornament doesn't have wings. They're actually billowing robes.