Helium was non-flammable and thus a safer ... Credit: U.S. Air Force Project Excelsior was one of the Air Force's last high-altitude balloon experiments. Excelsior was a series of three high ...

The US Army is developing high-altitude spy balloons designed to track enemy stealth fighters beyond the reach of traditional ...

Wildland firefighters could have a new tool in their arsenal as they battle increasingly extreme wildfires: high-altitude ... The balloons, which are inflated with helium, float up to 70,000 ...

The balloon is filled with helium and a super-pressure ballast ... but these are still in stock READ THE FULL STORY:High-altitude balloon spotted over New Mexico ...

But people flew much earlier than that by using hot air balloons as well as gas-filled ... project to test multi-stage parachutes made for high-altitude ejections. This was dangerous testing.

It’s pretty easy to take a balloon, fill it up with helium, and send it up in to ... Tiny4FSK is intended to be a very small solution for high-altitude tracking. As you might have guessed ...

The first super pressure balloon flight of NASA's New Zealand Balloon Campaign reached its float altitude after lifting off ...

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Soon, a helium-filled balloon would carry each ... The group has launched more than 150 flights, using rockets, high-altitude balloons, and rockoons—rockets carried aloft by balloons and ...

One is that atmospheric pressure is dramatically reduced at high altitudes, so a helium balloon expands as it rises and eventually explodes. If you inflate a balloon beyond its limits at room ...

The project will launch aboard a high-altitude weather balloon during the summer, with the device and collected data returned to the students for analysis. This opportunity provides the students ...

UNF students chose Perry as the site for a high-altitude weather balloon launch Saturday because the prevailing winds would bring the helium-filled balloon on a track back towards their campus in ...