21 Trivia

• 21 is the atomic number of the element Scandium, which was discovered in Scandinavia in 1879 by spectral analysis of the minerals euxenite and gadolinite.
• 21 is a drinking game that begins with players counting up from 1 to 21. The player who calls "21" suffers a drinking penalty before the next round starts.
• In the United States, when you’re 21 you can legally drink and gamble.
• Also: the Twenty-First Amendment to the Constitution ended prohibition in the United States.
• Whitehead No. 21 is the name of the aircraft Gustave Whitehead claimed to have flown near Bridgeport, Connecticut, on August 14, 1901 -- two years before the Wright brothers' first flight.
• 21 (also known as cutthroat, hustle, roughhouse, or scramble) is a popular variation of street basketball.
• 21 Demands was the name of a Dublin-based Irish alternative rock quartet. In 2011, the band changed its name to Kodaline.
• The year 21 A.D. was known as the Year of the Consulship of Augustus and Caesar -- or, less popularly, year 774 Ab urbe condita.
• "Twenty One" is a song by The Cranberries from their album, No Need to Argue.
• 21 is the second studio album by English recording artist Adele. Released in February 2011 in North America, it was named after the age of the singer during its production.
• TV drama 21 Jump Street featured multiple guest appearances by actors from high school drama Beverly Hills, 90210: Jason Priestley, Christine Elise, and Shannen Doherty.
• Dr. Duncan MacDougall was an early 20th century physician in Haverhill, Massachusetts, who attempted to measure the weight of the human soul. According to his experiments, the human soul weighs 21 grams.