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190

TIL a graduate student invented a leaf made of silk that produces oxygen.

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Br9oK TIL Stephen Hawking once threw a cocktail party for time travelers, only sending out invitations afterwards. Nobody showed up.
loD0V TIL All modern penicillin can be traced back to a single moldy cantaloupe from a small grocery store in Peoria, Illinois
X0nQX TIL after landing outside Syracuse in 415 BCE, the Athenian army set up a fortified camp & constructed a wall (often called “the Circle”) meant to cut Syracuse off from the rest of Sicily. The Syracusans countered by erecting their own series of counter‐walls, stopping Athens’ land blockade.
yVDYp TIL that a 1958 earthquake in Alaska caused waves that reached over 500 meters, or over 1,640 feet
XWO8 TIL that According to ancient Greek literature, when Odysseus arrived home after an absence of 20 years, disguised as a beggar, the only one to recognize him was his aged dog Argos, who wagged his tail at his master, and then died.