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TIL glacial retreats in southern Alaska are leading to an increase in the frequency of earthquakes. The Bering glacier, in particular, is so massive that it’s weight stabilizes the subduction of the Pacific plate underneath the North American plate.

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W7VaN TIL that “Stars and Stripes Forever” is an emergency alert at the circus. When it is played by the band it usually means there is a fire and that the performers and circus hands should go to their emergency stations and start evacuating people
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
R5pdw TIL -The honey bee is the only insect that produces food eaten by man and it only makes about a 1/12 of a teaspoon of honey in it's entire life!
QNgQp TIL it is possible to kill yourself in your sleep. This condition is called parasomnia pseudo-suicide
PY56V TIL a University of Georgia graduate founded the school's eventual rival, Georgia Tech