› added 9 years ago

147

TIL When helium is cooled to almost absolute zero, the lowest temperature possible, it becomes a liquid with surprising properties. It can flow against gravity and will start running up and over the lip of a glass container.

Read more wikipedia.org

via reddit.com

PYdog TIL Airbnb got it's name because it used to be an air mattress company called Air Mattress B&B.
5ZMP TIL Elvis once handed Alice Cooper one of his guns and asked him to point it at him to show off his karate skills. Cooper later said that he genuinely wanted to pull the trigger to do something legendary with his life, but Elvis knocked the gun out of his hand and pinned him before he could fire.
PP8n TIL some birds fly from Alaska to Northern mexico without sleeping when migrating. And the military is studying them to make sleepless soldiers.
rREao TIL: Despite Area 51 operating as early as 1955, it was only publicly acknowledged by the CIA in 2013.
Wg7B TIL Scientists in the South Pole have a tradition of sitting in a sauna and then running outside naked to the ceremonial pole and back. They can go from a 200° F sauna to -100° F outside. They have to do it fast enough before frostbite on essential reproductory equipment. Not all are successful.