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Enlarge Image Fungal friend. Arbuscular mycorrhizal fungi produce hundreds of spores, such as the ones shown here, just outside the roots of a plant Credit: Shannon Schechter More than 80% of plant species make friends with a common fungus. In return for sugar, the fungus helps the plants extract nutrients from the soil. But rice plants, a primary food source for billions of people, don't have this special relationship—and thus they don't receive the extra boost the fungi give other plants. A new study suggests that with a little help from researchers, however, the fungus will bond with rice,...

Norman Borlaug arguably the greatest American of the 20th century died late Saturday after 95 richly accomplished years. The very personification of human goodness, Borlaug saved more lives than anyone who has ever lived. He was America's Albert Schweitzer: a brilliant man who forsook privilege and riches in order to help the dispossessed of distant lands. That this great man and benefactor to humanity died little-known in his own country speaks volumes about the superficiality of modern American culture. Born in 1914 in rural Cresco, Iowa, where he was educated in a one-room schoolhouse, Borlaug won the Nobel Peace Prize...