News
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EarthWafting pesticides taint far-flung frogs
Agricultural pesticides blowing into California's wilderness areas have played a role in mysterious declines in frog populations.
By Susan Milius -
Mutated gene doubles fruit fly’s life span
The product of the Indy gene resembles transport proteins in mammals that enable intestinal and kidney cells to take in metabolites to produce energy.
By John Travis -
Materials ScienceNanotubes get as small as they can
Two research teams have created stable carbon nanotubes with the smallest diameter that scientists believe is physically possible, at just 0.4 nanometer across.
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Materials ScienceNanotubes: Knot just for miniature work
A new technique can spin individual nanotubes into durable ribbons and threads visible to the naked eye.