How Border Drones Were Born During the Vietnam War

From 1968 until 1973, the US military spent about $1 billion a year on a new computer-powered initiative intended to end the war in Vietnam. It went by many names over the years — including Practice Nine, Muscle Shoals, Illinois City and Dye Marker. But today it’s most commonly known as Operation Igloo White. »9/23/15 4:53pm9/23/15 4:53pm

The World's First Self-Powered Video Camera Can Record Forever

It makes perfect sense. The sensors that capture images for a digital camera and the sensors that convert light into electricity for a solar cell rely on the same technology. So why not build a device with a sensor that does both, and create a self-powered video camera? Some Columbia University researchers … »4/15/15 9:00am4/15/15 9:00am

The Guerrilla Movement To Deploy Sensors All Over Your City

“You want to see our sensor?” Pierre Forcioli-Conti gestures at a high window that leads to the roof. “You’ll have to climb over Matt’s desk and go out the window.” No problem. I wriggle through the window and climb out on top of the the refurbished 1940s movie theater on Mission Street in San Francisco. It doubles… »4/01/15 6:30pm4/01/15 6:30pm

Infrared Search And Track Systems And The Future Of The US Fighter Force

Lockheed has a new modular sensor system for combat aircraft dubbed the "Legion Pod" that aims at plugging a major hole in US air warfare capability. It provides a bolt-on Infrared Search and Track (IRST) system for optically hunting down enemy aircraft, especially stealthy ones, that our radars have trouble detecting. »3/26/15 3:31pm3/26/15 3:31pm

How This Bug-Inspired Compound Eye Could Transform Missile Seeker Tech

The USAF is working on a fly-like artificial compound eye that could one day be used for seekers on missiles as well as other targeting systems. This is hardly the first time the DoD has looked to mother nature for good ideas, but compound eye technology has the potential to greatly increase the field of view and… »3/11/15 1:46pm3/11/15 1:46pm

The Long Tentacle on This Wireless Sensor Alerts You To Water Leaks

Nothing can ruin a vacation faster than worrying about what might be happening in your home while you're away, and security cameras and motion sensors don't always spot every problem. For a little more peace of mind, D-Link's new Wi-Fi Water Sensor features a long flexible cable that can detect and immediately alert… »1/04/15 10:33pm1/04/15 10:33pm

This Cheap Sensor Will Tell Your Phone When Food Goes Bad

Some MIT eggheads invented a very impressive and very inexpensive sensor that stands to protect you against anything from a bomb to a bad pack of beef. And it's so simple. The new sensor is just a modified near field communication (NFC) chip that can detect the presence of specific gases with the help of carbon… »12/08/14 5:30pm12/08/14 5:30pm