Up in the sky, is that a drone, a plane or a helicopter? Experts who study unmanned aircraft systems — better known as drones — say it can be tough to tell from miles away. But there are clues. A ...

For years, unidentified drones have drifted over some of the most sensitive installations in the United States, and the ...

Not only have the number of mysterious drone sightings over New Jersey continued multiplying this week, but they’ve also spread to neighboring states like New York and Pennsylvania—and even as far as ...

Experts who study unmanned aircraft systems — better known as drones — say it can be tough to tell from miles away. But there are clues. A light in the sky at night can easily be misinterpreted, ...