Mr. Smarty Pants Knows
Dr Pepper was caffeine-free until 1917, and more tasty facts
According to author Stephen L. Macknik, your eye is the equivalent of a 1-megapixel camera. You see rich colors because it's connected to your brain.
The UK celebrates Remembrance Day instead of Veterans Day. The English wear a red remembrance poppy, a symbol from the poem "In Flanders Fields." These poppies bloomed on some of the worst battlefields of Flanders in World War I; their color symbolic of the blood spilled there.
In 1961, while becoming the first person to ever orbit the Earth, Russian cosmonaut Yuri Gagarin hummed "O Sole Mio." At the 1920 Olympic Games in Antwerp, Belgium, "O Sole Mio" was played when music for the Italian national anthem could not be found.
An early Imperial Roman legion (about 5,000 men) required about 7,500 kilograms of grain and 450 kilograms of fodder per day.