Despite years of research, the Federal Aviation Administration hasn't figured out what kind of technology unmanned aircraft should use to avoid crashing into other planes and to prevent lost links with ground control stations, Matthew Hampton, the Transportation Department's assistant…

Jun 10

FAA OKs commercial drone flights over land

The Federal Aviation Administration said Tuesday it has granted the first permission for commercial drone flights over land, the latest effort by the agency to show it is loosening restrictions on commercial uses of the unmanned aircraft.

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