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TIL that a wedding ring is placed on the left ring finger because in ancient times, people used to believe that this was the only finger where a vein connected straight to the wearer’s heart. This vein was named ‘vena amoris’, the vein of love.

VML0Q TIL Warren Buffett plans on giving only a small fraction of his weath to his children when he dies, stating "you should leave your children enough so they can do anything, but not enough so they can do nothing." He instead will donate nearly all of his wealth to charitable foundations.
VMLL4 TIL that when company CEOs like Steve Jobs and Mark Zuckerberg took only $1 in yearly salary, it wasn't necessarily an altruistic move, but rather it is more tax-efficient (for example 35% vs. 15%) to receive compensation in ways that are taxed as "capital gains".
XEvBr TIL about Witness Trees. These are trees that were present during key moments in American history. They have been known to hide bullets from those events within new layers of wood and bark. To help preserve their historic relevance, a Witness Tree Protection Program was launched in 2006.
5YggP TIL The U.S. supplies 94 percent of the paid blood plasma used around the world and nearly 80 percent of the plasma centers in the U.S. are located in America’s poorer neighborhoods.
WkwPL TIL David Attenborough has released an album of Field Recordings from Across the Planet dating from 50 years ago , and featuring indigenous music from a time before these cultures had been influenced by western music.