› added 12 years ago

253

TIL portable traffic barriers are moved between lanes using a vehicle called a ‘Zipper Truck’

Read more youtube.com

via reddit.com

Ooyxg TIL Rev. Martin Luther King had really bad handwriting, and after his "Letter from Birmingham Jail" was smuggled out of jail on scraps of paper, his deputy Wyatt Tee Walker typed it up because he was the only one who could read it
QJy5M TIL Sea Otters have the densest hair in the world, with up to 140,000 hairs per square centimeter. Humans have about 300/cm² on their head.
KOVe9 TIL in 1972 David Duke was charged with stealing campaign funds he had raised for presidential candidate George Wallace. He was also charged with filling glass containers with a flammable liquid, banned under a New Orleans ordinance. Both charges were eventually dropped.
7OXL TIL that executioners in the Middle Ages extracted fat from bodies and sold it to doctors. They claimed that ointments made from human fat could treat joint and bone ailments. In 2001, scientists discovered that human fat contains stem cells which can be converted into bone and cartilage.
J16YQ TIL the first Super Bowl halftime show featured jetpacks flying around the stadium, but were originally developed for military use by Bell Aerosystems and funded by the US Army.