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TIL that the Earth is surrounded by a bubble of bacteria residing in the upper atmosphere

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kJ9J5 TIL the NFL did a game in 1980 with no announcers based on a plan by Don Ohlmeyer. They made up for it with more pictures and graphics than ever before. Extra mics were added for sound, catching the varied background noise. They also asked the PA announcer to be more active and embellish his calls
4X1aa TIL Llamas can be used as guards against coyote attacks on sheep herds. Studies have proven that just one guard llama is an effective protector and can even kill the attacking coyotes.
goJA TIL Because of its popularity as a midnight movie, The Rocky Horror Picture Show has the longest theatrical run in history (almost 38 years and counting).
Geb4 TIL The Ancient Greek tradition of putting two coins in the eyes of the dead was not true. They only put one in the mouth, contrary to popular etiology
awPXM TIL that the Alfred, formally known as the Black Prince, became the first vessel to fly the Grand Union Flag; the precursor to the Stars and Stripes that we know today. The flag was hoisted on the Delaware River by John Paul Jones and this event was documented in letters to Congress