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Disclaimer: This page is kept for historical purposes, but the content is no longer actively updated. For more on NASA Science, visit https://science.nasa.gov. July 24, 2012: For several days this month, Greenland's surface ice cover melted over a larger area than at any time in more than 30 years of satellite observations. Nearly the entire ice cover of Greenland, from its thin, low-lying coastal
Disclaimer: This page is kept for historical purposes, but the content is no longer actively updated. For more on NASA Science, visit https://science.nasa.gov. Dec. 16, 2011: This morning, an armada of spacecraft witnessed something that many experts thought impossible. Comet Lovejoy flew through the hot atmosphere of the sun and emerged intact. "It's absolutely astounding," says Karl Battams of
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