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As California Warms, Greener Mountains Will Mean Less Water for People
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Q&A: Were Modern Ideas—and the American Revolution—Born on Ships at Sea?
Can Elephants Survive a Legal Ivory Trade? Debate Is Shifting Against It
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Ancient DNA Sheds New Light on Arctic's Earliest People
Wild Birds' Songs, Feather Colors Changed by Mercury Contamination
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"Spooky" Quantum Entanglement Reveals Invisible Objects
Iraqi Christians Weigh Taking Up Arms Against the Islamic State