Designed to guard the British skies during the tense early years of the Cold War, the Gloster Javelin was large, sophist ...

Being at a higher altitude can be difficult for people with COPD. Learn how high altitude affects COPD symptoms and how to lessen the effects.

WASHINGTON — The U.S. Army plans to start a new program in fiscal 2025 to develop and field a new high-altitude platform capable of deep sensing, according to Brig. Gen. Ed Barker, the service ...

The successful test at a U.S. military facility in New Mexico "marks a significant milestone" in high-altitude, long-endurance technology, BAE Systems said.

“This tool has the potential to save lives at high altitude and identify high-risk individuals before a casualty occurs,” said Dr. Beth Beidleman, research physiologist with USARIEM’s ...

Here’s a look at how high-altitude balloons work, what they’re commonly used for, and how they compare with the unidentified objects in all the latest headlines.