Archive: 12/1/2011

Plunge in CO2 put the freeze on Antarctica

Plunge in CO2 put the freeze on AntarcticaAtmospheric carbon dioxide levels plunged by 40% before and during the formation of the Antarctic ice sheet 34 million years ago, according to a new study. The finding helps solv ...

Dec 01, 2011
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NYTimes.com friends Facebook in revamp

In a bid to elevate the debate, The New York Times is revamping reader comments on its website and joining a growing number of US newspapers in integrating Facebook into its commenting system.

Dec 01, 2011
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Parental controls on embryonic development?

When a sperm fertilizes an egg, each contributes a set of chromosomes to the resulting embryo, which at these very early stages is called a zygote. Early on, zygotic genes are inert, so embryonic development is largely controlled ...

Dec 01, 2011
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Sprint pledges support to Clearwire

(AP) -- Sprint Nextel Corp. is mending fences with independent subsidiary Clearwire Corp., pledging Thursday to use the data network Clearwire is planning to build and to participate if the company raises more capital.

Dec 01, 2011
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