An MQ-9 Reaper, armed with laser-guided munitions and Hellfire missiles, flies a combat mission over southern Afghanistan. The Reaper has been in use since 2007.
Researchers from the Woods Hole Oceanographic Institution and the National Oceanic and Atmospheric Administration use a hexacopter -- a six-winged camera-loaded drone -- to monitor whales off the coast of New England in July. Acquired under National Marine Fisheries Service Permit 17355-01 and NOAA Class G flight authorization 2015-ESA-4-NOAA; Photo by John Durban, Southwest Fisheries Science Center, NMFS, NOAA; and Michael Moore, Woods Hole Oceanographic Institution.
A drone camera follows Norway's Aleksander Aurdal during the men's slopestyle finals at the 2014 Winter Olympics in Krasnaya Polyana, Russia.
Members of the Box Elder County Sheriff's Office fly their search-and-rescue drone during a demonstration in Brigham City, Utah, on February 13, 2014. Gov. Gary Hebert has approved the state's first drone restrictions, setting new limits on law enforcement's use of the technology.