Air Traffic Controllers use Automatic Dependent Surveillance-Broadcast (ADS-B) as an alternative to secondary radar to track aircraft. The ADS-B is transmitted by the aircraft and contains information ...

The installation of the main reflector for the antenna system of the 40-meter-aperture radio telescope completes in Shigatse, Xizang autonomous region, Oct 7, 2024. [Photo/CCTV News] The main ...

The magnetic loop antenna is a familiar sight in radio amateur circles as a means to pack a high performance HF antenna into ...

When it comes to settling down for a good night's sleep, the dropping temperatures can make it challenging to drift off without shivering and reaching for extra blankets. That's why investing in a ...

Southern California shoppers will not be in a buoyant holiday mood, at least when it comes to seasonal spending. That dour buzz comes from the annual forecast of seasonal spending from the accounting ...