› added 2 years ago

77

TIL Leonardo's painting, Mona Lisa, is one of the most important art objects on Earth, but it's not insured.

Read more beatlyzer.com

via beatlyzer.com

DANJ TIL: In 1946, the United States offered to buy Greenland from Denmark for $100,000,000 but Denmark did not agree to sell.
EgVpx TIL that splinter free toilet paper was invented in 1930. Which means before that, toilet paper had splinters. Ouch.
gMA5b TIL: Hitler and the Nazis were big on environmentalism. The Nazis were the first European nation to establish nature reserves and order the protection of wildlife and passed numerous animal rights law. At times the soldiers were order to plant trees on the battlefield.
Y1Jx TIL if you made a magnifying glass hologram you could actually use it as a a magnifying glass, too.
7rOvP TIL the reason clocks run clockwise is because it is the way shadows move across a sundial in the northern hemisphere. The first clocks were designed that way because people wee just used to it.