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Scientists_Might_Have_Accidentally_Solved-0fa076b802f35a1f62cb4daaae725304Diamond nanothreads are only a few atoms across, more than 20,000 times thinner than a human hair. They’re also stronger and stiffer than any carbon nanotube or polymer to date, which could make them an ideal option for a space elevator tether. A space elevator is essentially a cable  anchored to the Earth’s equator and attached to a counterweight somewhere way above Earth’s atmosphere—much higher than satellites in orbit. At Yahoo! Finance