› added 7 years ago

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TIL the origins of all cows can be traced back to a single herd

Read more wired.com

via reddit.com

pYAP8 TIL the first Scram button on a nuclear reactor had its origins in 1942 where an actual control rod tied to a rope with a man with an axe stood next to it; cutting the rope would mean the rods would fall by gravity into the reactor core, shutting the reactor down.
QJjnk TIL John Travolta has been a fully licensed pilot since age 22. He owns several planes including a Boeing 707 and even has a taxiway leading straight to his door in Florida. He says his acting career has funded his passion for aviation.
rmx TIL that a rapist fooled DNA tests by surgically implanting a tube filled with blood in his arm and tricking the laboratory technician into having a blood sample taken from it
G9aN TIL the Scrubs episode which poked fun at multi-camera sitcoms won an Emmy for “Outstanding Multi-Camera Picture Editing”.
KOGZB TIL Canada used to operate aircraft carriers