Field & Stream's outdoors skills expert examines the finer points of honing a knife with a stone.
What's in a name? For DARPA, acronyms are more than just shorthand
First ever study of how robots attack tests their murderous ways
For all the government conspiracy militia nuts out there, I’ve got some good news and some bad news. The good...
A Danish company has demoed the first stealthy wind turbine that uses similar materials to stealth aircraft
Future whirlybirds may change their rotor blades to suit the mission
Sex-and-tech writer Annalee Newitz explores the pop-culture fascination with female robots
With a shift of its wing, the Pentagonâ€™s next attack drone goes from long-range endurance flyer to Mach-speed assassin
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