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TIL a type of sea slug called Elysia chlorotica can carry out photosynthesis. They can go without eating for nine months or more, photosynthesizing with its stolen plant-parts as it basks in the sun.

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via reddit.com

R7oYw TIL a magnetar star on the other side of the galaxy experienced a "star quake". In a tenth of a second, a flare was released during the quake with more power than what our sun can produce in 150,000 years.
e0Q8J TIL that since dolphins breathe manually, they cannot enter 'deep sleep' like humans. Therefore, dolphins only allow one half of their brains to sleep at a time, and never lose consciousness.
aw0QN TIL that because because Vatican City is only 0.44 square kilometers, and is home to one pope, they have a Pope density of 2.27 Popes per square kilometer.
kJLMg TIL Michael Jordan told director Ben Affleck that Viola Davis "has to" play his mom in Affleck's film Air. Casting Davis in a film was a lifelong career ambition for Affleck. When she said yes, he concluded that "a lot of it had to do with me being like, 'Michael Jordan wants you to play his mom.'”
woyZE TIL Maybach is pronounced “mybach.” That’s it. Had never seen an ad for Maybach before on TV.