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TIL of a sea slug that eats algae until it incorporates the algae into its tissues, eventually ceasing to eat and getting all of its energy from the sun directly.

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e0rJJ TIL that astronomers have discovered a massive black hole with a huge appetite. Each day, the black hole named J2157 consumes gas and dust equivalent to the mass of the Sun, making it the fastest-growing black hole in the universe.
xL7w TIL that a total of 272 people die in Breaking Bad (SPOILERS)
Z8GJB TIL Anderson Cooper is heir to the Vanderbilt Family
XlNk TIL in 1988 George Lucas spoke out against the altering of films & importance to preserve original versions
j6Aov TIL that during WWII the US Navy executed unrestricted warfare against Japan, the most massive and devastating submarine campaign of all time. The goal was to cut off food to Japanese civilians. This was done without approval from the US government.