science and technology
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Laser process doubles brightness of light bulbs for the same amount of energyCaption: Chunlei Guo stands in front of his femtosecond laser, which can double the efficiency of a regular incandescent light bulb. (Image: University of Rochester) May 29, 2009 ( Nanowerk News) — An ultra-powerful laser can turn regular incandescent light bulbs into power-sippers, say optics ...
Phil Duby
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6 months ago
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Medical Micro-robots Made As Small As BacteriaScienceDaily (Apr. 18, 2009) — For the first time, ETH Zurich researchers have built micro-robots as small as bacteria. Their purpose is to help cure human beings. They look like spirals with tiny heads, and screw through the liquid like miniature corkscrews. When moving, they resemble rather ...
Phil Duby
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8 months ago
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Simple Device Can Ensure Food Gets To The Store Bacteria FreeScienceDaily (Mar. 5, 2009) — A Purdue University researcher has found a way to eliminate bacteria in packaged foods such as spinach and tomatoes, a process that could eliminate worries concerning some food-borne illnesses. Kevin Keener designed a device consisting of a set of high-voltage ...
Phil Duby
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9 months ago
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Implant Makes Cells Kill CancerOne of cancer's cleverest tricks is its ability to hide from the immune system. A new approach to cancer treatment called immunotherapy could spare patients at least some of the grueling battery of chemotherapy treatments by retraining the body's own defenders--the cells of the immune system--to ...
Phil Duby
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10 months ago
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Nanotechnology writes with atoms using an Atomic Force MicroscopeAn international team of scientists, among them researchers from the department of Theoretical Condensed Matter Physics of the Universidad Autónoma de Madrid (UAM), present a new method to manipulate atoms.
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11 months ago
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A Better Way to Make Nanotubes( PhysOrg.com) -- A compound synthesized for the first time by Berkeley Lab scientists could help to push nanotechnology out of the lab and into faster electronic devices, more powerful sensors, and other advanced technologies. The scientists developed a hoop-shaped chain of benzene molecules ...
Phil Duby
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11 months ago
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Bionic Humans: Top 10 Technologies | LiveScienceAn amazing array of body parts can be replicated or restored.
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11 months ago
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New Type Of Laser DiscoveredResearchers have discovered an entirely new mechanism for making common electronic materials emit laser beams. The finding could lead to lasers that operate more efficiently and at higher temperatures than existing devices, and find applications in environmental monitoring and medical diagnostics.
Phil Duby
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11 months ago
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New technique is quantum leap forward in understanding proteinsIn this ongoing quest, a group of Scripps Research Institute scientists, along with colleagues from the University of California, San Diego, (UCSD) have borrowed from physics to deliver one of those research rarities -- an unmitigated success. The group has devised a computational method that, ...
Phil Duby
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11 months ago
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Bit of bling adds new dimension to laser beam technologyNo longer just an expensive ornament, diamonds are now of a sufficient size and quality to attract the eye of a team of physicists at Macquarie University, who are using them to develop a new more powerful laser.
Phil Duby
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12 months ago