Hundreds of miles north of the Arctic Circle, Sandia National Laboratories researchers ensure the collection of important weather and climate data. By switching the gas used in their weather balloons, ...

An enormous store of helium discovered in Tanzania could relieve dwindling supplies of the rare gas, and help meet global demand for several years. "The estimated resource is in the order of 54 ...

The price of helium shot up six years ago and more than a dozen wildcatters — risk-taking prospectors who drill exploratory wells — headed to northeastern Arizona with the hope of striking it rich.

From balloon arches at parties to mass balloon releases at funerals, these bits of floating rubber and plastic can have disastrous effects on wildlife. As some retailers are refusing to sell them, her ...