Post #2841251

Similar assessments would be possible to determine when those depleted uranium rounds were used to strafe various places. Will it be the Morlocks, or the Eloi? "The Voyager Golden Record carries a small sample of uranium on its cover, placed there so that whoever finds it can measure the decay and work out how long it has been drifting — a built-in clock for a message engineered to last around a billion years." https://spacedaily.com/t-the-voyager-golden-record-carries-a-small-sample-of-uranium-on-its-cover-placed-there-so-that-whoever-finds-it-can-measure-the-decay-and-work-out-how-long-it-has-been-drifting-a-built-in-cl/