Helium is the second-most abundant element in the entire universe, and the gas has numerous everyday uses in human industry. However, most of us know helium for just two things: It makes party ...

Lower density, compared to air. John, Kettering The sounds you produce originate in various "resonators" in your vocal tract. It is a bit like a very complicated musical instrument under your control.

Morgan Freeman has again revealed how his trademark deep voice sounds on helium. The actor was appearing on The Tonight Show Starring Jimmy Fallon when he agreed to inhale helium with the host. Fallon ...