The RQ-4 Global Hawk is a high-altitude, long-endurance unmanned aircraft system with an integrated sensor suite that provides intelligence, surveillance and reconnaissance, or ISR, capability ...

Browse a gallery of the U.S. Air Force's high-altitude balloon experiments and the researchers, scientists, and test pilots who made them possible.

A British climber has gone missing on a 23,000ft mountain in the Himalayas with an American friend after their equipment ... at high altitude. Rescuers said a group was planning to trace the ...

Ferrino, the reference brand in outdoor equipment, presents the new EXTREME 2 high altitude tent from the FERRINO HIGHLAB collection. The Extreme tent takes the name from the historic model used since ...