Saturday, April 25, 2015
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Science & Defence Technology

X-47B demonstrates first autonomous aerial refuelling


X-47 refuelling.Northrop Grumman and the U.S. Navy successfully demonstrated fully autonomous aerial refuelling (AAR) with the X-47B Unmanned Combat Air System Demonstration (UCAS-D) aircraft on April 22, marking the first time in history that an unmanned aircraft has refuelled in-flight.
   

US Navy railgun set for ground, sea trials In 2016


Railgun test.The Electromagnetic Railgun is a high-risk, high-payoff technology that the US Navy says is meeting its objectives. But ideas alone rarely make it to prime time without additional enabling factors and activities.
   

Liquid metal discovery paves way for shape-shifting robots


Liquid metal.It may look like nothing more than a small ball of metal, but the shape-shifting and self-propulsion abilities of a liquid metal alloy discovered by scientists at China's Tsinghua University has captured the imaginations of scientists and science-fiction fans across the world.
   

Ranger drone could help fight against rhino poaching


UPC students with their UAV.Unmanned aerial vehicle (UAV) technology designed by Spanish engineers will be used to fight rhino poachers in national parks in Africa. The ranger drone is fitted with thermal vision that can report potential irregularities in real time.
   

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