› added 6 years ago

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TIL NASA found an area on Mars which supposedly has sand dunes that look like Morse code. They have dubbed it “Martian Morse Code”

Read more nasa.gov

via reddit.com

X05ZD TIL Whale oil was used as the main ingredient in budget margarine during and after WWII until about 1955 when rationing was ended and alternative ingredients were available.
e0mYE TIL Subway’s chicken is approximately 50% chicken
wLwbE TIL that in 1657 Otto von Guericke, having pumped the air from two copper hemispheres, creating a vacuum, showed that two teams of horses could not pull apart “nothing at all.”
WkEed TIL of the B612 Foundation, a nonprofit foundation dedicated to planetary defense against asteroids and other near-Earth object impacts. It is run by former astronauts and engineers who believe that Earth has a 100% chance of being threatened by a devastating asteroid at some point in the future.
vPlER TIL of Frances Perkins, first woman cabinet member, longest serving Secretary of Labor, and creator of Social Security