Hurricane Rita strengthens in the Gulf of Mexico in September 2005. Forecasters are predicting this hurricane season will have an unusually high number of big storms because of weather conditions in the Atlantic. NASA/Goddard Space Flight Center Scientific Visualization Studio hide caption

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Hurricane Katrina moved across all or part of 16 states on Aug. 29, 2005. Image courtesy of Jeff Schmaltz/MODIS Land Rapid Response Team at NASA GSFC hide caption

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Paul Law, director of the Interactive Autism Network, and his wife, Kiely Law, changed the direction of their careers after having a child with autism. IAN seeks to facilitate research on autism spectrum disorders. Gail Burton/AP hide caption

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This image is from a test called "Weights," which was part of the study. Participants need to determine the relationships between the objects rather than focus on their individual properties. Courtesy of the BBC hide caption

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Researchers in France conducted tests on multitasking, which suggest the brain struggles to stay focused when fixed on more than two goals at one time. hide caption

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About 40,000 years ago, bacteria in the stomachs of Japanese people evolved to digest nori, the seaweed that's used to wrap maki rolls. But the average person from North America doesn't carry this version of the microbe. hide caption

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Research News

How Gut Bacteria Evolved To Feast On Sushi

When the first people settled in Japan, they couldn't digest a new food source — seaweed. But not long after, a beautiful microbial relationship began.

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NASA's twin GRACE satellites have been used since 2002 to compile data on the amount of ground water in California's San Joaquin Valley, shown above. New funding may soon allow NASA to replace GRACE. Robyn Beck/AFP/Getty Images hide caption

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Zebra finches have complex songs that are learned throughout adolescence. Scientists who recently sequenced the finch's genome say that their research may lead to a clearer understanding of human speech-related disorders like those caused by autism, strokes and Parkinson's disease. hide caption

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Scientists altered people's perceptions of right and wrong by applying magnetic stimulation to the brain. The study is part of a larger effort by scientists to explain the mechanics of how the brain makes moral judgments. hide caption

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Scientists have discovered that at 7 months old, children respond to human voices and emotions in much the same way adults do. hide caption

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