The Kármán line, about 62 miles (100 km) high, marks where aircraft can no longer fly without special propulsion. Above the Kármán line, aerodynamic lift is insufficient; spacecraft need different ...

EL CALAFATE, Argentina--(BUSINESS WIRE)--Airbus Perlan Mission II, the world’s first initiative to pilot an engineless aircraft to the edge of space, made history again yesterday in El Calafate, ...

Trinnov Audio has announced a major software update for its Altitude line of audio processors, bringing a new user experience to both new and existing owners. The free update introduces a completely ...

A facial mask production line was put into operation Monday in Naqu Prefecture, southwest China's Tibet Autonomous Region. Located at an altitude of more than 4,500 meters, it becomes the ...