Record power for military laser
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A laser designed for military use is close to hitting a power threshold thought necessary to turn it into a battlefield weapon.
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The U.S. military said it is testing a system to beam red and green lasers at aircraft in the Washington area as a warning when they enter restricted airspace.
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Military research and industrial design bring power-saving PDA to troops in the field.
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In an advance that could drive down the cost of optical networks, researchers have built a laser using silicon, the same material used in computer chips, that shines without stopping or blinking.
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A laser capable of being focused to a spot on a rotating disk just 80 nanometers across, is what Fujitsu needed to be able to beat competitors Toshiba and Seagate, in the race toward terabit areal densities. Yesterday, Fujitsu announced they'd achieved that goal.
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Unmanned aerial vehicles and other remote-controlled weapons are part of a high-tech arsenal the U.S. military is developing to help minimize casualties in battles with insurgents.
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The US military unveils a "revolutionary" heat-ray gun to repel enemies or disperse hostile crowds.
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Airwolf cyber-copters ready next year The march of the killer droids continues, with news that a US robot helicopter gunship has passed a significant milestone - engine testing.â¦
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Jumbo wants pork The Airborne Laser, the US Missile Defence programme's raygun-equipped jumbo jet, is to visit Washington tonight in an attempt to drum up support on Capitol Hill.â¦
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China has beamed a ground-based laser at U.S. spy satellites over its territory, a U.S. agency said, in an action that exposed the potential vulnerability of space systems that provide crucial data to American troops and consumers around the world.
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Scratch that underwear off your wish list. The Laserpod ambient lighting system is one gift you won't regret getting this holiday season. By Amit Asaravala.
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SCIENTISTS have sounded the death knell for the plug and power lead.   In a breakthrough that sounds like something out of Star Trek, they have discovered a way of 'beaming' power across a room into a light bulb, mobile phone orlaptop computer without wires or cables.
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Alternative to glass and copper appears in a POF of light Siemens researchers have demonstrated a data rate of 1Gbit/s over plastic optical fibre, a speed ten times higher than is possible with current products.â¦
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A Boeing Co.-led team has successfully fired for the first time a powerful laser meant to fly aboard a modified 747 as part of a US ballistic missile defense shield, officials said on Friday.
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Researchers say they've created a nifty optics-on-a-chip device that overcomes a major obstacle in harnessing the full power and speed of light waves. By the Associated Press.
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BRECKENRIDGE, Colorado &#150; The deployment of space platforms that capture sunlight for beaming down electrical power to Earth is under review by the Pentagon, as a way to offer global energy and security benefits &#150;  including the prospect of short-circuiting future resource wars between increasingly energy-starved nations.
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Logitech International unveils the world's first computer mouse to use a sensor based on a laser. Also: Nintendo slashes some prices & hellip;. Sales of Boston Scientific's new heart stent dip & hellip;. and more.