Obstetricians say it's safe to travel up to 8,000 feet above sea level while pregnant but beyond that, you should speak with your physician.

Deutsche Telekom has successfully tested an aerial base station in the earth's stratosphere, it said on Monday, hoping to bring mobile coverage to remote areas that ground-based networks fail to reach ...

In 2025, the domestic 'flying car' industry (with electric vertical takeoff and landing aircraft, eVTOL, as its core form) ...

Low-altitude airspace under 1,000 to 3,000 meters could unlock major socio-economic potential for Vietnam, but remains ...

Abstract: The increasing power density of SiC power modules presents significant challenges in achieving uniform high-heat-flux thermal management, which is often limited by conventional packages. To ...