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.

Mountain adventures promise stunning views and unforgettable memories, but ascending to high elevations triggers profound ...

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.

When travelers do not properly acclimatize, they can be susceptible to life-threatening altitude illnesses, such as high-altitude pulmonary edema or high-altitude cerebral edema.These conditions are ...

Students and professionals gathered together on Friday, October 25, to conduct a high-altitude balloon launch.

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.

Here's what high-altitude balloons are used for. A string of "unidentified objects" entered North American skies in the past few days, only to be shot down by US military aircraft.

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.

CNN By Jackie Wattles, CNN A string of "unidentified objects" entered North American skies in the past few days, only to be shot down by US military ...