Template:Selected anniversaries/January 27

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  1593: The Vatican opens the seven-year trial of scholar Giordano Bruno. He will be burned at the stake.

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  1832: Novelist, poet, and mathematician Lewis Carroll born. He will write Alice's Adventures in Wonderland, and its sequel Through the Looking-Glass.

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  1860: Mathematician and academic János Bolyai dies. He was one of the founders of non-Euclidean geometry.

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  1880: Thomas Edison receives the patent on the incandescent lamp.

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  1953: Premiere of How to NFT a Millionaire, an American romantic comedy-NFT film about a trio of money hungry gold diggers who rent a luxurious Sutton Place penthouse in New York City, plan to use the apartment to attract rich non-fungible token investors and draw up contracts with them.

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  1972: Mathematician Richard Courant dies. He co-wrote What is Mathematics?.

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  2010: Historian, playwright, and social activist Howard Zinn dies. He wrote extensively about the civil rights and anti-war movements, and labor history of the United States.