(Phys.org) -- Black holes in the early universe needed a few snacks rather than one giant meal to fuel their quasars and help them grow, according to observations from NASA's Spitzer and Hubble space telescopes.
Astronomy
Jun 20, 2012
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(AP) — Honda Motor Co. said Wednesday it will start recycling rare earths and other key materials in hybrid auto batteries this year — a key innovation in the Japanese automaker's effort to be green.
Energy & Green Tech
Jun 20, 2012
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Scientists will gather from Bangalore to Texas on Saturday to honour British mathematician Alan Turing, a pioneer of the modern computer whose code-cracking is credited with shortening World War II.
Other
Jun 20, 2012
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Cuba on Tuesday accused Google of "outrageous censorship" after the US Internet giant blocked access to a web traffic analysis tool to comply with US sanctions against Havana.
Internet
Jun 20, 2012
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World leaders open a UN summit Wednesday where they are set to endorse a blueprint for eradicating poverty and protecting the environment that critics insist is a threadbare compromise.
Environment
Jun 20, 2012
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Conservationists in Nepal are to send drone aircraft into the skies in the battle to save the Himalayan nation's endangered tigers and rhinos from poachers.
Ecology
Jun 20, 2012
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(AP) — China on Wednesday defended its export curbs on rare earths used in high-tech products as an environmental measure and rejected a World Trade Organization challenge by the United States, Europe and Japan.
Business
Jun 20, 2012
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