› added 1 year ago

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TIL that while lightly roasted coffee contains more caffeine, dark roasts are also more soluble than lighter ones, which means it is easier for the caffeine from a darker coffee roast to wind up in your cup.

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via reddit.com

5Yjmr TIL about "three-quarter siblings": siblings who are genetically half way between full siblings and half siblings. This happens if they share the same father but different mothers who are sisters, or the same mother but different fathers who are brothers.
5Edp TIL that in the 70s the US government sprayed Paraquat (a poisonous herbicide) on marijuana fields in Mexico in order to help stop drug issues in Mexico however much of the treated plants showed up in the US market
AMPd TIL When you get a Kidney transplant, they leave your original kidneys in and put the 3rd Kidney in your pelvis.
9Y5B7 TIL about Navy Seaman Charles Jackson French who, after his ship the USS Gregory was sunk in WWII, swam for 6-8 hours towing a raft of 15 survivors through shark-infested waters. He later received the Navy Cross.
VM8jD TIL the Soviet Union has its own top level domain country code (.su) that is still in use today with over 100,000 registered domains