Heavier Than Air


Program Note

For many years I have tried to find ways to focus sounds. Sound waves especially long ones (low sounds) spread out roughly in concentric three-dimensional circles. One way to focus them is to make an acoustical lens by filling a sphere with a thin membrane of heavier-than-air gas. As a sound wave passes through the sphere it slows down more in the center of the sphere than on the sides, flattening out the wave as it flows out the other side. – Alvin Lucier

About Alvin Lucier

Alvin Lucier was born in 1931 in Nashua, New Hampshire. He was educated in Nashua public and parochial schools, the Portsmouth Abbey School, Yale, and Brandeis and spent two years…