› added 8 years ago

87

TIL that during the Yule, one of the festivals which Christmas originated from, the Norse god Odin is believed to lead a ghostly procession called the Wild Hunt across the night sky, and undead draugar will rise and walk the earth.

Read more wikipedia.org

via reddit.com

xV5x1 TIL urine indicator dyes for pools are a myth. There is no such thing as a chemical that turns urine in swimming pools blue or red.
P15lJ TIL in 1962 Nick Holonyak Jr. invented & first demonstrated a semiconductor laser diode that emitted visible light which was the forerunner of the first generation of commercial LEDs. In addition, 10 of his 60 former doctoral students have since developed new uses for LED technology.
rNmNe TIL that over 5,000 dead fish, crabs, and other sea creatures were embedded in the ice skating rink at Space World in Japan. Some were arranged to spell "HELLO". Visitors called it a waste of life, so a memorial service was held and the fish repurposed as fertilizer.
0dZPM TIL The Earliest Known Use of Rubber Dates Back to Ancient Mesoamerican Civilizations of the Olmec, Maya, and Aztec. They used the sap of rubber trees to make a variety of products, including balls for a ball game and waterproof coats.
v1DMj TIL airlines sell your lost luggage after 90 days.