One untapped resource to meet the rising need for rare earth elements: recycling what's already been used.
Rare earth elements are crucial to many technologies, and scientists say the U.S. could boost extraction from domestic reserves by as much as eight times the current level. Reading time 2 minutes How ...
A circular economy is one in which products do not end up as waste but are instead repaired, reused, or transformed into new materials. This stands in contrast to the linear economy currently dominant ...
A reader (and astronomy expert) gets to grips with this one, pointing out that Earth’s future fate is still uncertain – and ...
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