Archive: 02/28/2013

Barnes & Noble posts 3Q loss as Nook costs mount

The digital business is weighing on Barnes & Noble Inc., the largest traditional U.S. bookseller. The company posted on Thursday a loss in the fiscal third quarter, hurt by weak sales during the all-important holiday quarter ...

dateFeb 28, 2013 in Business
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Charging China demand drives deadly ivory trade

Surrounded by sculptures carved from the white tusks of African elephants—which are being slaughtered in their tens of thousands—Beijing saleswoman Chen Yu says the ivory trade is thriving.

dateFeb 28, 2013 in Ecology
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How did early primordial cells evolve?

Four billion years ago, soon after the planet cooled enough for life to begin, primordial cells may have replicated and divided without protein machinery or cell walls, relying instead on just a flimsy lipid membrane. New ...

dateFeb 28, 2013 in Cell & Microbiology
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