NASA’s robot prospectors blaze a trail that humans may follow

The cars, cellphones, computers and televisions that people in the U.S. use every day require metals like copper, cobalt and platinum to build. Demand from the electronics industry for these metals is only rising, and companies are constantly searching for new places on Earth to mine them. Scientists estimate that lots of these metals existContinue reading “NASA’s robot prospectors blaze a trail that humans may follow”
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