Dr. David Muller, dean of medical education at Mount Sinai, believes that including in each medical school class some students who have a strong background in the humanities makes traditional science students better doctors, too. Cindy Carpien for NPR hide caption

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Steve Kudlacek is an undergraduate at the University of California, Irvine who helped Professor Greg Weiss develop a way to unboil an egg. Steve Zylius/UC Irvine Communications hide caption

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Many of life's building blocks can be found in the objects bombarding Earth from outer space. Does that mean that life, too, developed elsewhere before arriving here? Mary P. Hrybyk-Keith/NASA hide caption

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For centuries, Russians believed putting a brown frog in their milk would keep it fresh. Now scientists are finding chemicals in the frog's slimy goo that inhibit the growth of bacteria and fungi. Stefan Arendt/Corbis hide caption

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