(bbc)
American researchers took control of a flying drone by hacking into its GPS system - acting on a $1,000 (£640) dare from the US Department of Homeland Security (DHS).

A University of Texas at Austin team used "spoofing" - a technique where the drone mistakes the signal from hackers for the one sent from GPS satellites.

The same method may have been used to bring down a US drone in Iran in 2011.

Analysts say that the demo shows the potential danger of using drones.

Drones are unmanned aircraft, often controlled from a hub located thousands of kilometres away.

They are mostly used by the military in conflict zones such as Afghanistan...
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