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TIL Mayans used a base 20 counting system and it is believed they did so because they counted both fingers AND toes.

Read more mathshistory.st-andrews.ac.uk

via reddit.com

vyQx TIL that a 50 second “movie”, released in 1896, of a train approaching the camera, caused moviegoers to panic and run to the back of the room to avoid the train.
ANDyx TIL that Cedar Point amusement park in Sandusky, OH operates 24/7 live camera feeds of the park that anybody can watch
RMRl TIL new research suggests that dolphins are second only to humans in smarts
epMdL TIL Canadian WWI soldiers had violet privates
kpY1 TIL the inventor of chocolate chip cookies sold the idea to Nestle in return for a lifetime supply of chocolate.