Interesting Engineering on MSN

Chinese scientists recover 98% of gold from old phones in 20 minutes at low cost

Chinese scientists have developed a rapid e-waste mining method that extracts gold in under 20 minutes at around one-third of ...
Tech Xplore on MSN

Coal tailings could solve United States' need for rare earth elements

Rare earth elements are an easy-to-find, hard-to-refine resource critical for everything from magnets and electronics to ...