Catch a Wave

Sensing ripples in the space-time sea from gravity's juggernauts

The starship suddenly shudders violently. “What was that?” the alarmed captain asks the ship’s computer.

Looking like a giant baseball diamond missing second base, this LIGO interferometer in Louisiana brackets a broad swath of pine forest and swamp. Although the observatory’s tubes appear to splay out because of the angle from which this photo was taken, they meet at a right angle.