› added 8 years ago

332

TIL The longest echo ever recorded in a man-made structure was set in an underground fuel depot constructed in Scotland before World War Two when a blank was fired from a pistol it lasted 112 Seconds.

Read more bbc.co.uk

via reddit.com

WkGZ8 TIL that VISA obtained a patent in November 2019 to convert US money into a digital currency controlled by central bank
J1J64 TIL that elephants use a unique inner ear structure, and behavioral adaptations, to feel and respond to vibrations through the earth from other elephants kilometers away (called seismics).
GADkQ TIL modern vehicular cruise control was invented by a blind inventor and mechanical engineer, Ralph Teetor due to being frustrated by his driver's habit of speeding up and slowing down as he talked.
NENb TIL a man built a restaurant in Northern Iraq called MaDonal’s after McDonald’s turned denied his request. The restaurant serves items such as “Big Macks,” and serves free food to U.S. forces, and thus has been threatened by suicide bombers, turning the man into a local celebrity.
KY0pQ TIL most American households don't have an electric kettle.