› added 6 years ago

340

TIL that the Milky Way has two expanding bubbles attached to its core that are entirely powered by gamma rays. These objects, literally “burped out” by the galaxy and known as "Fermi bubbles," are some of the weirdest objects in the universe

Read more astronomy.com

via reddit.com

jN0jR TIL the fastest-advancing solar technology as of 2016 was the Perovskite solar cell. This type of solar cell, made of a hybrid organic-inorganic lead or tin halide-based material, has the potential to achieve higher efficiency and lower cost than any solar cell currently commercially available.
Eg0Xo TIL six inmates on a work detail in Georgia saved an unconscious deputy sheriff. Instead of escaping with his gun and the work truck, they dialed 911 on the deputy's phone instead. As appreciation, the sheriff's department threw a pizza party with homemade sweets for the men.
BgJXK TIL that unescorted women prevented men from casually assaulting them in the early 1900s with a simple clothing accessory - the hat pin, and it was so effective as a weapon that laws were passed limiting it's length in many states.
BrwEW TIL Lemmings do not engage in mass suicidal dives off cliffs when migrating. This misconception was popularized by the Disney film White Wilderness, which shot many of the migration scenes on a large, snow-covered turntable in a studio. Photographers later pushed the lemmings off a cliff
p8VEZ TIL That in 2017, 7 priests were asked to leave a pub because the landlord thought they were a stag party in fancy dress.