Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The PICTURE-D instrument ...

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 ...

Early spring snow clung to the tree branches surrounding the Howe Hall parking lot as a dozen Iowa State University students began filling a high-altitude balloon with hydrogen just after dawn on ...

The Science Siblings popped by with an experiment fit for Liftiversary week involving balloons, candles, and oranges. Paige and Adam Jacobson suggest safety glasses too. “We will be working with ...

COMSTOCK PARK, Mich. — Rising air is all around us— outside and inside. It's what meteorologists call "convection." Warm air is lighter and less dense than cold air, so it has buoyancy and wants to ...