A deep-time composition

The Long Now

A piece of music on a 1000-year clock. It has been playing, unrepeating, since the year 2000. Everyone who opens this page right now drops into the same instant of it.

Year · day · 00:00

the shared now

  • 3 min
  • 25 min
  • 2.7 hr
  • 1 day
  • 1 week
  • 1 year

Time telescope

The dream lab — Karel Barnoski