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Obama unveils the latest government report on climate change. Urgent action required
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Cape Cod shark brochures divide community. Will the information drive do good or harm?
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Cosmos Episode 9 'The Lost Worlds of Planet Earth': Amanda Seyfried walks us through Earth's early past
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Now we have computers that can solve word problems. Need help with math or physics homework?
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Australia issues alert: El Niño will come strong and early this year
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Let's stop being fence sitters and make bold decisions on climate change, urges UN chief
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U-2 spy plane did not cause mysterious computer glitch that disrupted LAX air traffic: U.S. Air Force
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Killer bus-sized asteroid flies dangerously close past Earth
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Boeing shares ambitious dream of new commercial spacecraft (and it looks uber cool)
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Vampires! Old mice show signs of reverse aging when transfused with young blood
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Tin-made solar cells are cost effective alternative to lead
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India goes green, drafts policy to lower carbon emissions
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