› added 2 years ago

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TIL In the 60s/60s NASA would use brooms to detect flames from Hydrogen leaks as they were odorless & colorless.

Read more nasa.gov

via reddit.com

wXG7 TIL pawn stars is completely staged
gMXQ8 TIL about US government "doomsday planes." They have 5,000+ sq ft of office space, three floors, 57 cases of MRE's, and each window has an EMP shielding grid.
gLoW TIL the Padres have signed the same handicapped ball player 20 years in row so he doesn’t lose his health insurance.
QJOb9 TIL the "Seinfeld" theme was improvised and it was different for every episode according to the composer himself, Jonathan Wolff
m7dM TIL that a runny, congested nose and sore throat which always occur when Winter and Spring begin isn’t allergies. It’s a non-allergic reaction to humidity changes with very different treatments.