A professor at The University of Texas has figured out how to intercept drones while in flight. Todd Humphreys and his team taps into the GPS coordinates of a civilian drone and can alter the flight path, even land it. Weekends on All Things Considered host Guy Raz speaks with Humphreys about how he did it and the dangers that hacking can present.
In an exclusive report, NPR's Kelly McEvers visits the sites of the escalating U.S. airstrikes in Yemen. The air campaign has helped drive al-Qaida-linked fighters out of towns in southern Yemen. But residents say the civilian casualty toll has been high.
The military says it's dangerous to depend exclusively on fossil fuels, and has launched a program to develop alternative fuels for use by military vehicles. Energy consumption is a big expense for the Pentagon. But some members of Congress don't think the military should be a laboratory for finding energy alternatives, and say the military should not be spending money on this kind of research at a time when defense dollars are shrinking.
On Independence Day, we continue an occasional series, Those Who Serve, with a story about an Army captain who grew up hearing about the exploits of his grandfathers in Asia during World War II. Now he's a captain serving in Afghanistan.
These unmanned aircraft don't just target Taliban in the mountains of Afghanistan; they're used domestically for everything from law enforcement to crop-dusting. That's kicked up privacy concerns, and the trade group for companies that make and operate drones is trying to ease some of those worries.
With dramatic cutbacks in defense spending looming if Congress fails to reach a budget deal, defense systems manufacturer Lockheed Martin says it will be forced to send layoff warnings to more than 100,000 employees this fall.
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