Commemorating Joseph Priestley’s Discovery of Oxygen

A theologian, educator, political theorist and scientist, Dr. Joseph Priestley (1733–1804) was a man of the Enlightenment. “By the age of 61,” Steven Johnson wrote in The Invention of Air, “Priestley had won the Copley Medal (the Nobel Prize of its day) for his experiments on various gases in his late thirties . . . published close to 500 books and pamphlets on science,...
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Editor’s Letter

“A century hence, they will not be here as I see them,” John James Audubon wrote in his journal on December 12, 1826, during a trip to England to raise money for the publication of The Birds of America. Audubon was feeling disconcerted about encroaching human activity in the American wilderness that would destroy nature’s “many brilliant charms,” among which he laments, “The Eagle scarce ever...
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