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TIL about worm grunting. This is a procedure when a strip of metal is rubbed on to a wooden stake to create vibrations. These vibrations mimic the sounds of moles digging which drives the worms to the surface.

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PYZgG TIL “that when we see really ancient images of far off and very, very old objects, that light has traveled from that star through the universe for sometimes billions of years and the first object it hit was our telescope detector.”
5VX5r TIL in 1962 an Englishman named Brendon Grimshaw bought a lone island in the Seychelles and settled there for the rest of his life. He planted over 16,000 trees attracting countless species and made it a national park.
yQyOw TIL that the method of pasteurizing grape juice to halt it from naturally turning into wine has been attributed to a British–American physician and dentist, Thomas Bramwell Welch. Welch was also active in the Underground Railroad and aided in the transportation of freed slaves to Canada.
AD4Dg TIL far and away the most expensive roller coaster ever built is Hagrid’s Magic Creatures Motorbike Adventure at Universal’s Orlando Resort, costing $300 million. Meanwhile, the second most expensive roller coaster is Expedition Everest at Disney World, costing three times less at only $100 million.
mxPNy TIL During WW1 the british army created “Pals Battalions” which let men fight alongside their friends, neighbours and colleagues. The objective of these battalions were so soldiers would fight harder and keep each others spirits up.