The top 50 biggest mining companies in the world
Despite gold's price slump, strong copper and iron ore prices lifted MINING.COM's ranking of the world's 50 most valuable miners to a new record high of $1.35 trillion.
Researchers from Rensselaer Polytechnic Institute published a study where they demonstrate that it is possible to overcome a persistent challenge known as 'dendrites' to create a metal battery that performs nearly as well as a lithium-ion battery. Their proposal relies...
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