Sign up for our Headlines morning newsletter.

The most interesting things on the web, handpicked each day. Sign up for our Headlines morning newsletter.

Video

Like a Stonehenge in the present day, the Clock of the Long Now is a project to build a clock that can operate for the next 10,000 years.

The project’s director, Alexander Rose: “In trying to design a 10,000-year clock, we’re invested in generational thinking and hoping to answer the question: Are we being good ancestors?”