Whether the scientists add

Whether the scientists add to Cooper’s lore, or diminish the mystery, they say the clip on tie Cooper left on the Boeing 727 tell us a lot about him. The amateur scientists, which include a paleontologist from Seattle’s Burke Museum, found more than 1,000 particles on the tie when they had it examined under an electron microscope. Among them were the cerium, strontium sulfide, and pure titanium..

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