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TIL Rep. John Lewis co-wrote March, an award-winning graphic novel trilogy about the civil rights movement

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p8m7Q TIL Caterpillars almost completely digest themselves into a protein rich soup inside their chrysalis and then form their adult body around 'imaginal discs', highly specialized cells that rapidly form into adult parts.
5YAxR TIL there are "combat dolphins" used by many naval forces in the world. They seek mines, look out for intruders, and locate/tag lost equipment. These dolphins can tell the difference between stainless steel, brass, or aluminum pipes that are buried over two feet in mud in the ocean floor.
Zrxa TIL Egypt issued a passport to the mummy of Pharaoh Ramses II - listing his occupation as “King (deceased)”
1aNQX TIL that Pluto is so cold that it's covered in frozen Nitrogen ice. About 800,000 years ago, it may have been warm enough to have liquid Nitrogen flowing across its surface in lakes and rivers.
VOK8 TIL Japanese emperor Akihito is a world class expert on goby fish. He has published 38 peer-reviewed scientific studies on the topic.