Abstract: In this paper, we introduce a simplified long-range (LoRa) backscatter system that enables a lightweight tag to communicate with a remote transceiver using chirp carrier and harmonic ...

The Aqara G410 is one of a handful of video doorbells that work with Apple’s HomeKit platform – and it’s the only one that’s ...

The SwitchBot Smart Video Doorbell comes with a 4.3-inch display you can set on a counter or tabletop, so you'll never have ...

KYIV, Ukraine (AP) — Ukrainian drones struck a major oil refinery in Russia’s Volgograd region for the second time in almost three months, Ukraine’s general staff said Thursday. Russian officials did ...

The US Navy is looking to acquire a fleet of long-range drone ships for a potential high-end fight. One American company is developing medium-sized vessels that can be used for different missions.

Danny McGee takes viewers deep into the world of FPV as he tackles a daring long-range flight through unpredictable terrain. This behind-the-scenes adventure captures the technical setup, intense ...