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TIL Lettvin et al. remarked that a frog "will starve to death surrounded by food if it is not moving"; it won't see the [stationary] food due to a general lack of head/eye movements, which lead to visual fading

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Y8eG TIL The Greek language has 4 words for love. Agápe: Charitable love; Éros: Sexual love; Philia: Love between friends; and Storge: Family love
G0Pg TIL The Master of Disguise, a critically derided film from 2002, is only 65 minutes long but it includes 15 minutes of end credits in order to qualify as a feature film
MeGZm TIL The first recognized example of a game machine was unveiled by Dr. Edward Uhler Condon at the New York World’s Fair in 1940. The game,based on the ancient mathematical game of Nim, was played by about 50,000 people during the six months it was on display and the computer winning 90% of the games
ne8l9 TIL that there was a live adaptation of "How to Train Your Dragon" called "How to Train Your Dragon Live Spectacular" that ran in Australia during 2012-2013 from the same people that created "Walking With Dinosaurs Arena Spectacular". The pics are something else.
GAkvj TIL: That while nodding is usually associated with "yes" in most cultures, in some, like Bulgaria, nodding up means "no," and in others, the meanings of nodding and head shaking are swapped.