› added 6 years ago

200

TIL that an engineer at NASA spent 15 years trying to become an astronaut and was rejected 14 times before finally being selected in 1998.

Read more popularmechanics.com

via reddit.com

DQodj TIL The M-497 Black Beetle was an experimental jet-powered railcar test bed of the NY Central Railroad, developed and tested in 1966 in the USA. Even with this spectacular performance, and being built relatively cheaply using existing parts, the project wasn't considered viable commercially.
V64Z TIL that during WWII the Army Corps of Engineers concealed entire factories as small towns to confuse enemy bombers. Here is one example.
ZwJR TIL that the San Francisco Fog has a twitter account and its name is Karl
arpJ TIL Argentina and Chile are the only two countries you can “Dig to China” from.
16Vr7 TIL that Dolphins sleep with one eye open