Cracker question because helium balloons are actually a pretty controversial topic. Some people argue that they are harmful to the environment because on returning to Earth, animals mistake them ...

Just when it seems these balloons will get carried away by the wind, they start to return. But how is that possible? Turns ...

A NASA super pressure balloon ... of the sky. However, even without those safety concerns, there was something else that was threatening to sink Loon LLC faster than a balloon with a helium ...

Preparing such a balloon involves a process that takes 15 minutes and a team of 2-3 people. Filled with helium, these balloons can stay airborne for days to weeks. Notably, a helium-filled ...

Y es, even releasing one helium balloon into the sky can be seriously damaging for the environment. Researchers at the University of Michigan studied the environmental impact of balloons and found ...

In the years to follow, humans had access to the skies like never before, and with the advent of hydrogen ballooning, even the sky seemed ... This double balloon helium/hot air system, however ...

HENRICO COUNTY, Va. (WRIC) — When the sun goes down, the hot air balloons at Crump Park are going up — lighting up the night sky as part of Henrico SkyGlow. From 6 to 9 p.m. on Saturday ...

Some of the balloonists have turned on their gas burners and point them into the open end of the balloon. You tilt your head back to watch them lift off the ground and fill the sky with a rainbow ...

He explains that outside the Earth’s atmosphere space looks black, but from the Earth’s surface the sky looks blue. He investigates this effect by launching a weather balloon. The helium ...