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Yale astronomers discover 7 dwarf galaxies. Snow White still missing
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Return of the green goo: Lake Erie's toxic algae will be back this summer, say scientists
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Interactive map on climate change reveals how hot your city will be by 2100
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Orbital Sciences Corp Cygnus spacecraft to attempt launch on Sunday
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Photosynthesis caught in action with latest X-ray flashlight
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Celestial 'string of pearls' joins two elliptical, merging galaxies
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Orbital Science postpones Cygnus launch to ISS for Sunday
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U.S. returns smuggled dinosaur fossils to Mongolia
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Discovery of two new stars on the edge of Milky Way baffles boffins
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Fossil of 2-inch long hedgehog found in British Columbia
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Supermoon weekend: Are you ready for the celestial spectacle this weekend?
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Google Tango pirouettes into ISS to help robots do their job
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