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TIL About a mysterious sonar ping discovered near the titanic and that has been recently discovered to be a volcanic reef abundant in life

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9D4D TIL in Feb, 2000, 60 Minutes did an exposé on “Echelon,” a top secret data collection program that vacuums up vast amounts of communications worldwide. Democracies usually have laws against spying on citizens, but Frost says Echelon members could ask other members to spy on their citizens for them
9YlNr TIL Hermit crabs need to find new shells to move into as they grow. If one finds a shell that is too big it'll wait for a larger crab to come along so it can take their old shell. Other crabs congregate waiting for available shells and form a line from largest to smallest so they can all swap shells
GAYp5 TIL the “Father of Soft Play” and inventor of the ball pit, Eric McMilan, was inspired to create safe play areas because he grew up in post-WW2 England, playing in rubble.
W7kQL TIL that in 1940 Hitler decided to change the name of the battle cruiser “Deutschland” to “Lützow” recognizing that the sinking of a warship was a propaganda disaster if it bore the name of its country.
eoXD TIL that “Lawrence of Arabia” and “50 Shades of Grey” were edited by the same person