› added 7 years ago

195

TIL of H. H. Holmes, one of the first modern serial killers, who built a hotel full of hidden rooms and trap doors in order to kill visitors. He had 9 confirmed kills, confessed to 27, and is estimated to have killed up to 200 people.

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XEM8k TIL alcohol doesn’t make you able to tell the truth about things more easily, it just makes you care less about what you say
Ypnbr TIL due to the hormones leptin and ghrelin, your body literally can't tell the difference between hungry and tired.
P1Weg TIL about Betty Lowman, who at 22 rowed a dugout canoe ~1,300km (~800 mi) from Washington state up the British Columbia coast to Alaska, by herself, in 1937.
VB6G8 TIL in 2005, a parrot, Willie, became a hero when he saved a toddler’s life in Colorado. When the toddler began to choke, Willie screamed “Mama, baby!” Alerting the babysitter to perform the Heimlich manoeuvre, saving the toddler's life
0wk55 TIL That there was a design flaw in the Huygens lander's communications system. Scientists were unable to make a firmware update on the Cassini Spacecraft, so they plotted an alternative orbital trajectory that would use the Doppler effect to correct the programming error.