The timeless image of a lone forest ranger winding through a mountain pass, trailing a string of pack mules is as ingrained on Western culture as the cowboy riding into the sunset. Next to Smokey the ...

AGES before the birth of the first wheelwright, some prehistoric innovator bound his burden upon a captive ass, while himself went straight-backed and free. The pack-mule, or “ sumpter mule ” of ...

There were three options: Use human labor to hike in lumber to repair a bridge along the Gore Range Trail, use mules to hike it in, or don't repair the bridge at all. Thankfully (for the trail teams) ...

The military's creepily life-like robotic pack mule can now trot along at five miles per hour – and trudge through mud as it goes uphill. Boston Dynamics also showed off its headless biped, Petman, ...

Meet the newest member of the U.S. military. On Monday, military research group DARPA showed off its “Legged Squad Support System (LS3)” -- military speak for a robotic pack mule. These particular ...