› added 13 years ago

259

TIL that there are temperatures below absolute zero that are actually hotter than the hottest positive temperatures.

Read more newscientist.com

via reddit.com

JYjgj TIL about the hidden Beijing Underground City a 35 sq mile cold war era bomb shelter designed to hold 6mil people
XEy9R TIL saltwater crocodiles sometimes venture into open ocean, can travel hundreds of kilometers in a matter of days using ocean currents, and can spend so long in the ocean that barnacles begin to grow on their scales.
awBrN TIL that Olympic gold medals are actually just gold-plated silver, and bronze medals are only worth about $3.
p1BZ TIL that Bill Nye’s father taught him how to tie a bow tie so that he could impress girls in high school.
OGZY6 TIL that Sleeping Bear Dunes is notorious for people getting stuck at the bottom, costing up to $3000 in rescue fees