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TIL wild bottlenose dolphins can have bold and shy personalities just like people according to studies. Such differing personality traits were shown to be key to their survival because it was observed how these play into social cohesion, communication and taking chances to secure food resources.

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ENaV TIL that in 1937 the Nazis held an exhibition of art you should dislike (“Degenerate Art”), the work of artists such as Ernst, Kandinsky, Mondrian, and Picasso.
1arvP TIL on Titan, the atmosphere can hold the equivalent of about 10 meters of liquid before rain forms vs. only a few centimeters on Earth. So Titan's weather is expected to feature torrential downpours causing flash floods, interspersed by decades or centuries of drought.
DAZj TIL that there is a rift the size of the Grand Canyon buried under the ice of Antarctica.
E1nww TIL that German Reformation leader Martin Luther was extremely antisemitic and advocated forced labor, expulsion, the burning of synagogues, of Jewish schools, and of Jewish books, and even their murder.
v8lL TIL: Despite implications to the contrary, the USA spends more money on education, per student, than any other country in the world. Funding isn’t the problem in the US