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Tubular laser beams can create what amount to fiber-optic cables made of thin air, researchers report in a study to appear in Physical Review X. Laser-heated air can efficiently transmit light signals ...
In a famous scene from the 1992 movie Sneakers, a hacker classic, the main characters park a surveillance van across the street from their target's office and point a telephoto lens through his window ...
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How to Make a Laser for Mobile Phone
In this step-by-step tutorial, learn how to make a laser for your mobile phone. Discover the materials needed and follow simple instructions to transform your device into a versatile gadget. We'll ...
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