Madison-based women's a cappella ensemble greenTONE sings at Cave of the Mounds in Wisconsin. It's a little unusual to hear Christmas caroling underground, especially in a cave that's nearly a million ...

Sound is very much an ephemeral phenomenon. So when acoustician Yuri Lysoivanov wanted to capture the unique acoustics of natural caves, he lugged all his recording equipment to Mammoth Cave in ...

Syrians living in cities besieged by the government of Bashar al-Assad exist in a sonic torture chamber. The skies shriek with Russian jets. Buildings groan from the concussive force of distant bomb ...

When director Feras Fayyad and sound designer Peter Albrechtsen spoke about “The Cave,” Fayyad knew sound was going to be an important element in the documentary. “The Cave” depicts the harrowing and ...

The Paradise Lost formation is one of the most magnificent inside the Oregon Caves. It's a bit unnerving as you enter the pitch-black darkness, squeezing through one of many narrow corridors inside ...