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Antarctica GETTY IMAGES PERHAPS YOU’VE HEARD about the death of climate change. “Antarctica is actually gaining ice,” says NASA. “Is global warming over?” asks one headline writer. Not quite, goes the inevitable hedge. Well…yes. But no. Climate change is depressingly robust. The new study—published October 30 in the Journal of Glaciology—offers no evidence that the planet’s […]

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NASA’s GRACE satellites (artist’s concept) measured Atlantic Ocean bottom pressure as an indicator of deep ocean current speed. In 2009, this pattern of above-average (blue) and below-average (red) seafloor pressure revealed a temporary slowing of the deep currents. Credit: NASA/JPL-Caltech Enlarge A team of NASA and university scientists has developed […]

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Credit: pio3 | Shutterstock.com Scientists, it’s time to lend your ears (and your knowledge) to this year’s big science competition: Explaining the science of sound to 11-year-olds. The winning answer will help not only children across the world understand sound, but also the contest’s founder, actor Alan Alda. Alda is […]