› added 6 years ago

95

TIL there was once an underground network of pneumatic mail delivery tubes in New York City. Each tube could carry between 400 and 600 letters and traveled at 30-35 miles per hour.

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9YnjM TIL 1 US dollar in dimes weighs the same as 1 dollar in quarters (22.68 grams)
Ypgvv TIL of Master Sergeant Roddie Edwards, the ranking US officer at a Nazi POW camp. When Nazis told him to assemble his Jewish soldiers, he instead assembled all of his soldiers and told the German commandant that "we are all Jews here." He saved up to 200 Jewish soldiers.
8eGG TIL Taking ALL the earnings of people making over $1,000,000 would still leave us with a yearly deficit.
rNADM TIL that the parasite H. zschokkei is the only multicellular organism that does not rely on Oxygen for respiration. It relies on a currently undiscovered energy metabolism to sustain itself.
r91d TIL last year more members of The Army committed suicide than died in combat.