Astro-artist Jon Lomberg, a longtime friend and colleague of Carl Sagan, on protecting future humans from America’s atomic past.
It takes a special, lonely kind of madness to consider, and plan for, a future thousands of years beyond the boundaries of our own graves.
The first commercial Mars mission could be a time capsule project.
There's definitely nothing to do with 'Donnie Darko' or The Datsuns in the one we just buried for 2012.
The whole thing was carried out with extreme care, though.