› added 6 years ago

147

TIL the last time the United States officially declared war was in 1942.

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yQYxa TIL Florence,Italy have had a championship in June for the past 400 years that is a combination of rugby & mixed martial arts,using a ball like a basketball.
yQ1Np TIL: Ketchup is a non-newtonian fluid, unlike "magic mud" it's viscosity actually lowers when a force is applied to it. This why ketchup will often pour out in such large unintended quantities after a little shake
M0Nm TIL Leslie Nielsen Used to Walk Into the Cockpit and say “Good luck. We’re all counting on you,” to the Pilots when he would fly (end of the article)
R5bYw TIL about the CTXφ bacteriophage: a virus that lives inside the Cholera Bacteria and carries the gene that causes symptoms in cholera infection. The unusual relationship is akin to a "symbiotic parasite"
XEmQ8 TIL that the secret of True Damascus steel isnt lost, and it's able to be replicated using crucible steel with carbide forming elements like vanadium and molybdenum