Onboard are two radio transponders: Mode A at 2 meters and Mode B at 10 meters, as well as four beacons, three of which are active due to an international treaty affecting the 13 cm beacon.

When the AMSAT-OSCAR 7 (AO-7) amateur radio satellite was launched in 1974, its expected lifespan was about five years. The plucky little satellite made it to 1981 when a battery failure caused it ...

Tony Woolford spent five days trapped within Queensland’s isolated Munga-Thirri Simpson Desert as floodwaters trapped his ...

Find out the latest about SpaceX's private Fram2 polar astronaut mission for cryptocurrency billionaire Chun Wang.

A 66-year-old man has reportedly been rescued after being stranded for five days alone in the remote Munga-Thirri Simpson ...

Learn more about whether Badger Meter, Inc. or Celestica Inc. is a better investment based on AAII's A+ Investor grades, ...

Switching converters require techniques such as multi-stage filtering and shielding to meet stringent EMI automotive ...

An A-Z of London things lost since the Millennium. Change is inevitable, except from parking meters. And change comes ...

NTT, DOCOMO and NEC Demonstrate World's Fastest 140 Gbps Bidirectional Wireless Transmission in 80 GHz Band - Striving ...

Scientists have developed a "microcomb chip" — a 5 millimeter (0.2 inches) wide computer chip ... this by bridging the gap between high-frequency optical signals (which optical atomic clocks use) and ...