Engineering 101
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batteries

Eco-mining for Rare Earths

Globally, rare earth elements are highly hazardous to extract, causing significant environmental challenges. Researchers at the University of South Australia are finding ways to transform the recovery of rare earth elements and other vital…

Cobalt’s Human Cost

Sometimes making the parts necessary for green technologies can have dire effects on human wellbeing. The cobalt used in lithium-ion batteries in Africa's Democratic Republic of the Congo (DRC) is a good example. Researchers led by…