For these reasons, Jens, the idea guy, considered proceeding more slowly with Wave's release.

CNN: The genius brothers behind Google Wave

Because a surfer stays just ahead of the break, a wave that breaks very slowly carries him straight towards shore at only the speed of the wave.

ECONOMIST: On the beach

This means that normal matter collapses more slowly than dark matter, and that when it does so it has a tendency to oscillate, generating a sound wave.

ECONOMIST: Astronomy