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TIL Los Angeles has an abandoned subway system

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GEdg TIL 80% of the SR-71 Blackbird’s thrust at Mach 3.2 was generated from its ability to harness energy from the shock waves it created, thanks to special retractable spikes in front of its inlets. Its engines generated the other 20% of thrust.
Bg0wb TIL students once made Oxford the murder capital of late medieval England. A 2023 study found that it had a murder rate 4-5x higher than that of London or York & 50x higher than current rates in 21st century English cities. The mix of young male students & booze was often a powder keg for violence.
mxr9v TIL who Jody is in military cadence calls. Jody, is the imaginary character blamed for all the things that might go wrong back home while a soldier is deployed, such as losing one’s girlfriend or car.
lXQ5 TIL that a woman died at her own funeral from a heart attack caused by shock when she woke up and saw that she was in a coffin about to be buried alive.
KGM4 TIL 24 writers of the Simpsons went to Harvard