A balloon soars through Colorado skies during Thursday's drama. Anyone familiar with the physics of lighter-than-air lift would probably have suspected that 6-year-old Falcon Heene was not inside the ...

On a clear day in early fall, around sunrise, you might notice hot air balloons flying across the sky, but why do they navigate the skies so early in the day and how does weather play a role in their ...

In the sky over the Salt River Project building in Tempe, a little white speck was getting smaller and smaller. It would stay aloft for around an hour and a half, floating up to around 50,000 to ...

Angela Des Jardins never actually saw the alleged Chinese spy balloon when it made an appearance over Montana earlier this month. "It was over Billings, which is a couple hours east of here," says Des ...

Before a space telescope ever reaches orbit, and long after satellites are up there, NASA has another way to do frontier science: high-altitude scientific balloons. These balloons can loft instruments ...