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TIL Our moon, Luna, is over 2,100 miles in diameter. While Mars’ moons Deimos and Phobos are only 7.5 and 14 respectively.

Read more science.nasa.gov

via reddit.com

aKZM TIL that the oldest existing photograph of a US President was discovered when it was bought for 50 cents in an antique shop
5Ln9 TIL that a man was given a 13 year sentence for armed robbery in the year 2000, but the state of Missouri forgot to put him in prison. They only noticed in 2013, 13 years later, when it came time for his ‘release’.
mx5bv TIL that a Roman goldsmith may have discovered aluminum metal 1800 years before modern chemists did, but Emperor Tiberius had the discoverer killed in order to ensure the metal would not diminish the value of his own gold and silver assets
V1Jp TIL that The City of London is surrounded by the “Ring of Steel” - described as a “surveillance cordon” with almost half a million surveillance cameras. The roads entering the City are narrowed to force drivers to slow down and be recorded by the cameras.
Y7jXx TIL that Black History month’s origin is from Black History Week starting in 1926. The 2nd week of February was picked bc of the Feb birthdays of President Lincoln and F. Douglass, who were regarded back then as pioneers for civil rights. Black History month was then formally adopted in 1976.