What Would You Put In the “Forever Library” to Archive Human Existence for a Billion Years?

Several million years from now when future civilizations or aliens or whatever is around then look back on human existence, at least they will know how David Copperfield made the Statue of Liberty disappear back in 1983. That’s just one of the archives of humanity that is part of the Galactic Legacy Archive–a library of humanity that has been sent to the moon where scientists estimate it will last for billions of years barring an unlikely meteor strike.

The entire library is on a disc made of...