› added 1 year ago

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TIL Mars is known as the "Red Planet" due to iron oxide, or rust, on its surface. It has a thin atmosphere of mostly carbon dioxide covered in canyons, volcanoes, and desert. Scientists believe Mars may have had liquid water on its surface in the past, making it a target for space exploration.

Read more nasa.gov

via reddit.com

VlgB TIL that Lenin wrote a letter stating that Stalin should be removed from his position as party secretary, but Stalin intercepted the letter and stayed in power.
KO59Q TIL that sailors on board submarines are fed the best food in the entire military, to make up for the stress of living in a small metal tube underwater for weeks at a time. Submariners enjoy dishes like prime rib, lobster, and bread baked fresh from scratch.
VMwLB TIL that the giant Sequoia trees that grow famously in California are also flourishing in GERMANY!
78rgZ TIL workers in a Pennsylvania factory volunteered to live at work for 28 days straight, so they could help make protective equipment.
1a1rd TIL About 235 BC - Eratosthenes of Cyrene calculated the circumference of the Earth with astonishing accuracy, with a value that is only 6% higher than the actual one.