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TIL that Speed Of Gravity Is Equal To The Speed Of Light

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lo0EB TIL Accumulated ear wax can tell a whale's age. During the summer months, whales produce light-colored earwax. When they migrate to warmer regions before winter comes, the earwax formed is dark-colored. The number of alternating light and dark layers tells you how old the whale is
W7EMA TIL that the “Mozart Effect" (the claim that "listening to Mozart makes you smarter" or that early childhood exposure to classical music has a beneficial effect on mental development) stems from a single published in the Nature journal in 1993. The results were highly exaggerated by the press.
neQ0G TIL, the Shibuya Crossing, located in the Shibuya Ward, Tokyo, is said to be the busiest pedestrian intersection in the world. At peak times, over 1000 people cross at the same time, coming from all directions, and there is almost no loss of foot traffic at midnight or early morning.
6EG7 TIL that in 1827, a man bought a boat and filled it with various types of animals; then sailed it over the Niagara Falls.
ZApQ TIL that the first privately owned Spaceport ever is scheduled to be completed by the end of 2013 and is in New Mexico.