Tech
- Tech
A nano–cheese slicer
Stringing a carbon nanotube between two needles yields a nanoscale cheese knife that could improve slicing of biological samples.
- Tech
Crusty Old Computer: New imaging techniques reveal construction of ancient marvel
Scientists have figured out the arrangement and functions of nearly all the parts of a mysterious astronomical computer that was recovered from a 2,000-year-old shipwreck.
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Safety practices surveyed
Nanotechnology companies and laboratories largely rely on the same safety practices that they use when working with conventional chemicals, an international survey reports.
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Ancients made nanotech hair dye
A hair-darkening paste invented thousands of years ago forms lead-and-sulfur nanocrystals remarkably similar to those made in today's nanotechnology labs.
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Cleanup Speedup: Device improves oil-spill recovery
By adding grooves to the surface of a common oil-skimming device, researchers recovered up to three times as much oil as they do with smooth-surfaced devices.
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Unstoppable Bot: Armed with self-scrutiny, a mangled robot moves on
Roboticists have made a walking machine that carries on despite serious damage.
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The Little Chill: Tiny wind generator to cool microchip hot spots
By generating a tiny cooling wind, a microscale silicon needle armed with a powerful electric field has demonstrated its potential as a new way to cool increasingly hot microchips.
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Teasing Apart Nanotubes: Fast-spun carbon fibers may feed an industry
Researchers have devised a way to sort carbon nanotubes by size and electronic properties.
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Muscling up colors for electronic displays
Researchers have found a way to provide the complete color palette for television and computer screens.
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Long-Sought Laser? Standard microchips may gain speedy optical connections
Although not made exclusively of silicon, a new type of laser runs on electricity and could be mass manufactured in the same factories as silicon microchips are.
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Start your engines
Mechanical engineers have developed a system that greatly decreases the amount of toxic hydrocarbons a car releases.
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A thin laser gets thinner
Researchers have created a microchip laser that fires an extraordinarily thin beam of high-intensity light.
