If you have unwanted gold, silver, or jewelry lying around your house, you can sell it to a recycler who will give you cash for your items — and you can feel good about doing it. Gold and diamond ...

If you have old electronics sitting around your home, you may be able to recycle them for cash for the precious metals they contain. However, the quantities are small, so it usually makes sense if you ...

Researchers have developed an environmentally friendly method for recycling and purifying metals. Using gold earrings from a pawnshop in Gothenburg and biodiesel from the nearest filling station, the ...

Chalmers University researchers develop a sustainable method for gold recycling using biodiesel. The method effectively extracts pure gold from mixed metals and is applicable to other socially ...

Haber Inc, announced that it is has made its first successful pilot run with its proprietary Aladdin technology in its Massachusetts ore processing facility. Haber’s machine, called Aladdin, is being ...