Porous land such as foliage significantly lowers noise made by drones and air taxis which could reduce disturbances for urban communities as Urban Air Mobility (UAM) grows. The findings, published ...

Experts who study 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, one expert says. Dozens of mysterious nighttime ...

Sightings have soared in recent weeks after a large number of mysterious drones were first reported flying over New Jersey Experts say if you're trying to determine whether that's a drone in the sky, ...

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 ...