UN body mulls deep sea mining amid demand for minerals

Pressure is mounting on an obscure U.N. body based in Jamaica to hit pause on plans to potentially open the world's deep seas to mining as companies push for permission to extract metals from seabeds in international waters.

Highly charged ions melt nano gold nuggets

Normally, we have to make a choice in physics: Either we deal with big things—such as a metal plate and its material properties, or with tiny things—such as individual atoms. But there is also a world in between: The ...

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