Editor’s Note: Ever wonder how much those old transistor radios, valves, multimeters, or telephones you’ve been hanging onto all these years might be worth now? Well, wonder no longer: Steve Johnson ...
China's biggest missile manufacturer is working on a hyperloop. CASIC claims it's clocked the fastest speed ever for a superconducting maglev vehicle – over 623 km/h (387 mph) – during tests in a ...
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