Researchers introduce a wire forehead e-tattoo using EEG and EOG to measure brain activity and cognitive performance analysis ...

High altitude environments include those 4,921 ft (1,500 meters) or more above sea level. The higher the elevation, the more difficult breathing becomes. Why is it harder to breathe at high altitudes?

But before you consider sneaking off with your partner for a rendezvous among the clouds, let's dive into the legality of this high-altitude romance. TL;DR: Quick Takeaways on the Mile High ...

China accused the US of hypocrisy over spying Monday, claiming the Biden administration had flown more than 10 high-altitude balloons in its airspace over the past year – a claim Washington ...

Using high-altitude balloons for spying and other military missions is a practice that dates to the middle of the last century. Here is what is known about how they operate and what they can be ...

An electronics and engineering team from Raven Aerostar launches a high-altitude balloon from Andoya Air Station to sense a simulated target in the Norwegian Sea during the Thunder Cloud exercise ...

A new solar-powered high-altitude drone has successfully navigated a stratospheric test, opening the door to a new set of possibilities for unmanned vehicles, not least in modern warfare.

When unacclimatized individuals rapidly ascend to altitudes greater than 8,000 feet, they put themselves at risk for suffering from high-altitude illnesses. The addition of hard physical exercise ...

The difference is negligible until you reach 3,000 feet, which is the altitude at which you need to start adjusting your cooking plans, according to the FDA. This high-altitude cooking chart from ...

Researchers at the Zurich University of Applied Sciences have analyzed the life cycle environmental impact of the world’s first high-altitude floating PV system and have found it has an energy ...