AMHERST, Mass – A new study of songbird dehydration and survival risk during heat waves in the United States desert Southwest suggests that some birds are at risk of lethal dehydration and mass die-offs when water is scarce, and the risk is expected to increase as climate change advances.  

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People with hemophilia require regular infusions of clotting factor to prevent them from experiencing uncontrolled bleeding. But a significant fraction develop antibodies against the clotting factor, essentially experiencing an allergic reaction to the very treatment that can prolong their lives.

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Put a tray of water in the freezer. For a while, it’s liquid. And then—boom—the molecules stack into little hexagons, and you’ve got ice. Pour supercold liquid nitrogen onto a wafer of yttrium barium copper oxide, and suddenly electricity flows through the compound with less resistance than beer down a college student’s throat. You’ve got a superconductor.

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A very long time ago in a faraway galaxy, a star blew up. When the flash of light finally reached Earth on October 6, 2013, nobody noticed. Not at first. Three hours of supernova photons streamed by before an old telescope perched on a mountain north of San Diego started snapping pics.

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