a81mA TIL that birds have tetrachromatic vision, while humans have trichromatic vision. This means humans can’t see the world as it truly is. However, a very small number of humans also possess the ability of tetrachromatic vision."
Zpkoa TIL a form of Hormone Replacement Therapy, Premarin, gets its name from the urine of pregnant mares (PREgnant MAres’ uRINe), from which the preparation is manufactured.
78Bdp TIL that men stop buying underwear during tough economic times, making it a nifty leading indicator for recession.
kJgX4 TIL the Star Spangled Banner has more lyrics than what we are ever taught and shown.
EgvRx TIL Hello Kitty is actually a British schoolgirl and not just some cat from Japan
Y7Ed7 TIL that unless specifically limited by a contract, record companies may release as many greatest hits albums by their recording artist as they wish without requiring the artist's agreement or permission.
BgGnr Today I learned some of these pens are almost 100 years or more old and still functional. Writing with Waterman 452 ½v Hand Engraved
rNMr4 Today I learned that your brain is constantly eating itself. This process is called phagocytosis, where cells envelop and consume smaller cells or molecules to remove them from the system.
NXOa1 TIL that Casanova, the famous womanizer, wrote a five-volume story about an underground world inhabited by dwarves
l7gQA TIL The Saturn V rocket at 363 ft (111m) is taller than the tallest building in 85 countries, 14 US states, and the District of Columbia
8eY4Z TIL I learned that 2 of the 3 Hanson brothers actors from the movie Slap Shot - Steve Carlson and Dave Hanson- played in the NHL.
P1Vdw TIL that president Teddy Roosevelt was shot in the chest while giving a speech in 1912,but instead of going to the hospital, he insisted on finishing the speech first. He talked for over 80 minutes with a bullet lodged in his ribs, saying, It takes more than that to kill a Bull Moose. Absolute mad!