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 ...

Observations from soundings are important inputs for assessing turbulence that may impact air travel, marine weather, fire ...

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 ...