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Agriculture

Living Rust

Mention rust, and most of us think of the oxidized metal that signals the aging and decay of cars, fences, and bolts on the backyard deck. However, many plants also suffer from rust—in this case, fungal diseases named for their characteristic reddish-orange color. With a particularly virulent example known as Ug99 (see Wheat Warning—New Rust […]

Humans

From the August 7, 1937, issue

Ancient gold and ivory treasures from Palestine arrive in Chicago, searching for Ice Age Americans in New Jersey, and a sampling of airborne microorganisms lost with the disappearance of Amelia Earhart's plane.

Physics

Newton’s Dusty Mirror: Old experiment inspires ultrafast imaging

An experiment devised by Isaac Newton inspires a modern successor, in which X rays capture the image of a microscopic explosion.