Archive: 09/26/2008

Foam reactor is 10 times more energy efficient

There is considerable worldwide demand for new types of reactors for the rapid and well- controlled production of high value chemicals. Charl Stemmet has developed the porous foam reactor, which has an energy efficiency ten ...

dateSep 26, 2008 in
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100 million years AD

(PhysOrg.com) -- Jan Zalasiewicz, a lecturer in geology at the University of Leicester, has published a new study looking at the lasting impression made by mankind -100 million years hence. He takes the perspective of alien ...

dateSep 26, 2008 in Earth Sciences
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An ethical argument: Include pregnant women in research

Why aren't pregnant women included in most clinical trials? That's the question posed by leading bioethicists at Duke University Medical Center, Johns Hopkins and Georgetown Universities, who say it's time to confront the ...

dateSep 26, 2008 in Other
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Are we spending too much on health?

In this poor economic climate and period of lower growth is it time to consider limiting spending on healthcare budgets? Two experts debate the issue on bmj.com today.

dateSep 26, 2008 in Health
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Social class dictates cancer risk

Cervical and lung cancer are more common in poor people while rates of breast cancer and melanoma are higher in the wealthy. A detailed analysis of the incidence of these four different kinds of cancer, carried out on more ...

dateSep 26, 2008 in Cancer
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Sexual practice of polygyny skews genetic variability

Researchers have found DNA evidence that polygyny, the practice among males of siring children with multiple female partners at the same time or successively, has led to an excess of genetic diversity on the X chromosome ...

dateSep 26, 2008 in
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