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TIL the only animal considered to display true tripedalism (moving using 3 limbs) is the parrot. Specifically, their head is considered their third limb while climbing

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0wbJj TIL - the queen piece in chess used to only move one square at a time. Later on, this was changed to the movement we know today thanks to the 15th century Queen Isabella of Spain.
nR8d TIL that if you send a letter to Israel addressed to god, they will place it in the Western Wall, where visitors traditionally place handwritten notes of prayer and wishes in the cracks between its stones.
R7b97 TIL When you click UNSUBSCRIBE to spam emails, you have confirmed to the sender that your email address is both valid and in active use. So even though you’re removed from that spammers email list, your information can be sold to another spammer who will then send you even more junk mail
8aPvZ TIL after Janet Jackson's incident at the Super Bowl halftime show, Viacom retaliated by keeping her music off their properties including MTV, VH1, and radio stations. They also rescinded her invitation to the Grammys. Justin Timberlake was still allowed to go and actually picked up some awards.
x5Zb TIL the composition of both marijuana and tobacco smoke is nearly identical - “Toxic substances, such as carbon monoxide, hydrogen cyanide, and nitrosamines occur in similar concentrations in tobacco and marijuana smoke; so do the amounts of particulate material known collectively as ‘tars’.”