› added 5 years ago

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TIL that red is not the only color of blood in the animal kingdom. Several species of octopus have blue blood, ocellated icefish have clear blood, and the green-blooded skink has, well, green blood.

Read more news.nationalgeographic.com

via reddit.com

EgKad TIL That a German-born cartoonist created a comic strip where Mickey Mouse was sent to a concentration camp, while incarcerated in that camp.
l7oMB TIL Dinasours have lived in another part of the galaxy. Although this news is quite old, I learned today that dinosaurs wouldn't have even seen the stars that we see today in the sky because they didn't exist until millions of years after the extinction event.
QBRe TIL Nearly half the gold ever mined has come from one place: Witwatersrand, South Africa.
x6Prg TIL Ada Lovelace, daughter of poet Lord Byron, is considered by some to be the first computer programmer. She wrote notes on Charles Babbage's "Analytical Engine" that included an algorithm for calculating a sequence of numbers. Lovelace envisioned the machine creating art and music.
Yp1w7 TIL citizens who work for the CIA are officers – not agents or spies. All employees, from operations officers, to analysts, to librarians and public affairs, are considered CIA officers. The operations officers recruit well-placed human assets with access to information. These spies are agents.