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TIL the difference between detonation and deflagration. Detonation is a supersonic chemical reaction in the explosive. Deflagration is a subsonic chemical reaction diffused by heat.

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wLDjJ TIL that theres an island off the east coast (near Washington DC) where the residents have unique British American accents, that are similar to Americas first settlers and founders. The accent is in danger of disappearing, because the island is sinking into the ocean
7ovP TIL Ed Sheeran Sheeran sang over the phone for a 15-year-old fan dying from complications of cystic fibrosis, who died in her sleep minutes later.
4XbWJ TIL about Thimmamma Marrimanu the tree with the greatest perimeter length in the world.A distance of 846 m is required to walk around the perimeter of its canopy.
X04Vk TIL the United States Used Gas Chambers as a Form of Execution Up Until the 1990s
ADlbw TIL that a medically sound symptom for having a mismatched blood transfusion is an immediate sense of impending doom.