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 ...

Building Hong Kong into the Asia-Pacific hub for low-altitude innovation applications, advancing the implementation of the low-altitude economy ...

Density is an essential ingredient in assuring cities best compete for top talent, cultural assets and corporate spending, ...

A new layer of high-altitude platforms carrying optical tracking sensors could be added to the U.S. missile defense architecture in the future. The Missile Defense Agency (MDA) solicited on Sept. 15 ...

Sprague captains walk toward the middle of the field for the coin toss before a high school football game at Sprague High School on Friday, Sept. 5 2025, in Salem, Ore. / Kevin Neri/Statesman Journal ...

Designing a catalyst is incredibly difficult—yet researchers at Tohoku University have successfully created a catalyst that is ranked as one of the best. Their catalyst greatly speeds up the oxygen ...

Middle Eastern carrier Qatar Airways has confirmed that it has acquired three Airbus A321neo twinjets which feature an all-economy configuration. The Doha-based airline says the introduction of the ...

“Sometimes excellence is met with applause,” noted Ethan Hawke at last weekend’s Telluride Film Festival, “and sometimes mediocrity is met with applause.” The distinction is particularly hard to make ...

Background and Objectives: High-altitude hypoxia is known to impair cardiac microvascular function, a pathophysiological state recognized as coronary microvascular disease (CMVD). This study aimed to ...