Fresh oil puddles on the white sand in Orange Beach, Ala., during the BP oil spill in 2010. Debbie Elliott/NPR hide caption

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N. gardneri mushrooms grow at the base of young babassu palms in Brazil. A bland tan by day, the fungi emit an eerie green light by night. Michele P. Verderane/IP-USP hide caption

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Why Some Mushrooms Glow In The Dark

Scientists outfitted some fake fungi with LEDs and put them in a Brazilian forest to test their theory that light, not some funky mushroom fragrance, was luring bugs.

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Ecologists found signs of Ebola in a Rousettus leschenaultii fruit bat. These bats are widespread across south Asia, from India to China. Kevin Olival/EcoHealth Alliance hide caption

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An earlier spring in Montana's Glacier National Park means full waterfalls at first — but much drier summers. Robert Glusic/Corbis hide caption

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