At the end of January, more than 200,000 crop varieties from Asia, Africa, Latin America and the Middle East—drawn from vast seed collections maintained by the Consultative Group on International Agricultural Research (CGIAR)—will ...
Jan 23, 2008
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Researchers at the University of Sheffield have shown that mothers are choosing to have fewer children in order to give their children the best start in life, but by doing so are going against millenia of human evolution. ...
Other
Jan 23, 2008
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In designing artificial noses modeled after biological olfaction, the challenge has been to generate a similarly large sensor repertoire with the requisite combinatorial complexity to detect odors in the real world. A further ...
Jan 23, 2008
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Carbon nanotubes are attractive candidates for use as the active elements in the next generation of electronic devices. However, it has proven incredibly difficult to align nanotubes within device architectures.
Nanomaterials
Jan 23, 2008
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In the race of evolution, scientists until now have only looked at winners and losers. Now, they’ve come up with a way to look at the contenders who never made it out of the gate.
Jan 23, 2008
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