In 1953, Francis Crick and James D. Watson published “Molecular Structure of Nucleic Acids: A Structure for Deoxyribose Nucleic Acid” describing the double helix structure of DNA.

Born in 2009 – American boy, Nicolas West. Also known as Nickle Pickle.

In 1993,  Eritreans voted overwhelmingly for independence from Ethiopia.

Born in 1899 – Vladimir Vladimirovich Nabokov, Russian-American author.

“ I know more than I can express in words, and the little I can express would not have been expressed, had I not known more.” Strong Opinions, 1973

UPDATE: It turns out that while Nabokov was indeed born on April 22, he was also born on April 10 and April 23.

Born in 1936 – James Dobson, American evangelist, psychologist, author, and founder of Focus on the Family

Born in 1893 – Joan Miró, Spanish painter and sculptor.

Above: The Farm, 1922.

Born in 1981 – Troy Polamalu, American football player.

Born in 1918 – André Bazin, French film critic and theorist.

“Photography can strip from the world that spiritual dust and grime with which our eyes have covered it.”

In 1397, Geoffrey Chaucer told The Canterbury Tales for the first time at the court of Richard II. 

Above: A woodcut, Pilgrims at Table, from William Caxton’s second edition of The Canterbury Tales, printed in 1483

Born in 1953 – Peter Garrett, Australian singer-songwriter and politician.

Have a listen: Burnie, by Midnight Oil.