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TIL There are no dinosaurs that lived in the ocean. The extinct aquatic reptiles are just that, extinct aquatic reptiles.

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xna7 TIL the United States’ national anthem began its life as a drinking song in an English gentlemen’s club
OoLo6 TIL that author H. G. Wells was a pioneer in miniature wargaming. In 1913 he published Little Wars, a rulebook for playing out battles using toy soldiers.
9wvNB TIL: Natural gas has no odor. Gas companies add a harmless chemical called mercaptan to give it its distinctive “rotten egg” smell.
rRdJ4 TIL Dragon Ball has actually caused an international incident- It is so popular inMexico that there were government-sponsored public watch parties for the final episodes of Dragon Ball Super.They became so popular Japan had to send a formal diplomatic notice commanding them to stop,which they didn't
LQdKZ TIL castoreum is secreted by beavers to mark their territory and to waterproof their fur. When it squirts out, the noise can be heard by someone standing nearby. The FDA considers castoreum a "natural flavor" since it comes from a natural source and it can be used as a food additive.