Archive: 08/8/2006

What's nature worth? New computer models tell all

Breath in. The air is free. But we'd all agree it's not worthless. So, what's the price tag on benefits provided by nature? In 1997, the University of Vermont's Robert Costanza and his co-authors put the answer at $33 trillion ...

Aug 08, 2006
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Utah conjoined twins separated

Surgeons in Salt Lake City have successfully separated two 4-year-old twin sisters born joined at the abdomen.

Aug 08, 2006
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Purdue research helps advance new rocket technology

Purdue University engineers are conducting research to help the United States develop a type of advanced rocket technology that uses kerosene and would not require the foam insulation now used on the space shuttle's external ...

Aug 08, 2006
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In new hybrid chip, molecules are memories

As scientists strive to satisfy the growing demand of the digital era for faster, smaller, and cheaper electronics, one of the most promising technologies is hybrids. Hybrid ICs (integrated circuits) consist ...

Aug 08, 2006 feature
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Student invents the Hyperbow

A U.S. graduate student has invented an electronic system to measure minute changes in the position, acceleration and strain of a violin bow.

Aug 08, 2006
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Gene's cancer role is identified

U.S. medical researchers say they've discovered a new cancer-promoting role for a gene potentially linked with breast, liver and other kinds of cancer.

Aug 08, 2006
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A nursery for Hurricanes

Every hurricane season, about 100 low-pressure weather disturbances whirl westward out of West Africa and over the Atlantic Ocean, but less than one-fifth of them become tropical depressions, storms or hurricanes.

Aug 08, 2006
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Study recommends diet with good bacteria

A British study says those over 60 should boost their daily intake of probiotics, or diet with "good bacteria," to prevent intestinal infections.

Aug 08, 2006
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In genetics, memory may span generations

Swiss scientists say they've determined plants pass memories of stressful events from parent to progeny to help them adapt to difficult conditions.

Aug 08, 2006
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