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TIL Sea Snakes need to drink fresh water or they will die of dehydration

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Y77rW TIL the first supersonic airliner was not the Concorde or Tu-144, but a DC-8. During a test flight in 1961 it achieved supersonic speed for 16 seconds while in a dive. Accompanying the airliner in a chase plane was Chuck Yeager, the first pilot to break the sound barrier.
rREEd TIL there is a mathematical "game" called the homicidal chauffer problem, in which a driver in a fast but slow-turning car tries to run over a slower pedestrian who has more freedom of motion. It is used to improve missile guidance systems.
R58Jj TIL Todd Field, award-winning and Oscar-nominated director of Tar, helped create the first batch of Big League Chew bubble gum as a child.
W8V9 TIL the primary purpose of a Castle’s moat was to prevent attackers from tunnelling under the walls.
X0Mdr TIL that the highest score in a football match was a Madagascar championship match. 149-0, and 148 of those were own goals