News
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Materials ScienceCarbon nanotubes turn on water flow
Computer simulations show that water molecules will quicklye nter and flow along a carbon nanotube just 8 nanometers in diameter.
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AstronomyGalileo catches Io in a slump
Galileo spacecraft images show for the first time that material has slid downward along a cliff on Jupiter's moon Io.
By Ron Cowen -
AstronomyObserving the sun’s magnetic pull
A spacecraft studying the sun has spotted clouds of gas that seem to be headed the wrong way, falling back toward the solar surface instead of continuing to move outward with the stream of charged particles known as the solar wind.