A New Way to Detect Liquid Explosives
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To defend against future attacks, airports may soon get new tools to help ID hidden explosives
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A DNA chip uses chemical changes caused by the presence of target DNA strands to produce an electric readout.
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A new "gas gauge" chip for laptop batteries provides much more accurate readouts of time left.
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Researchers find way to make tiny structures emit different wavelengths of light.
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Sensing devices smaller than a shirt button. Databases that could track car bombers to their sources. Constant surveillance of tens of thousands of kilometers to pick out moving targets as small as a man.
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A new process gives plastics electronics researchers the best of both worlds -- electrical performance and processability
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[Health India] Washington, Oct 7 : A new device has been designed by biomedical engineers at the University of Tennessee in Memphis, that could help in detecting a person&#39;s vein for an injection or a drip.
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A foam substitute found in nuclear bombs makes superior sticks. By Heather Bourbeau from Wired magazine.
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MONTREAL - A company in Quebec has invented a device to detect the earliest signs of a heart attack and send the information to medics before the patient realizes anything is wrong.
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Simple, cheap encryption method uses natural thermal noise to foil eavesdroppers.
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U.S. agents next week will start scanning trucks crossing the Mexico border with a device that shoots neutrons to detect what exactly is hidden in the cargo. By Ryan Singel.
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Cornell University researchers are developing a napkin that will be able to detect bacteria, viruses and other dangerous substances with a mere swipe.
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Combining the similarly structured artificial and biological materials yields a device that detects viruses and toxins.
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Particles that capture infrared light could allow everyday objects to tap into an under-exploited source of energy.
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During the Cold War, Canada's National Optics Institute developed a system to detect which type of enemy tank or fighter jet was approaching. After the Soviet Union's demise, such threats were deemed less likely, and the technology sat on the shelf.
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Tech-savvy voyeurs are cobbling together DIY infra-red scanners for less-than-noble uses. For every offense, however, there is economic opportunity. From Crave, CNET's gadgets blog.
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By DEBORAH BAKER SANTA FE, N.M. - Here's the latest buzz on detecting explosives: bomb-sniffing bees. A study at Los Alamos National Laboratory has found that honeybees can be trained to detect explosives, even in tiny quantities.