We have no meanings for "using unmanned" in our records yet.
Online giant Amazon is considering using unmanned drone aircraft for deliveries in the US.
The current Mars thinking is to deposit caches of food ahead of time, using unmanned landers.
British forces are using unmanned planes or drones to track suspicious activity that could point to bombs being planted.
Obama has been even more aggressive than Bush in using unmanned drones to attack suspected militants in Pakistan and elsewhere.
Under Obama, the CIA has already sharply increased U.S. attacks on al Qaeda and Taliban targets in Pakistan using unmanned aerial drones.
An industrial zone in the central city of Changsha has started using unmanned robots to deliver meals, the state-run People's Daily newspaper said.
Photo: SEA-KIT International The Shell Ocean Discovery XPRIZE challenges teams to map the sea floor at depths down to four kilometres using unmanned technology.
This year the United States has stepped up air strikes on suspected militants using unmanned aircraft on Yemeni territory, provoking resentment among some Yemenis.
The source, who was not authorized to speak publicly, said the Pentagon had reviewed alternatives and ruled out the possibility of using unmanned aircraft.
The CIA has stepped up attacks on the Taliban using unmanned aerial drones, though the program has been limited to certain parts of the country.
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