This complex, their calculations showed, can transport gold concentrations of several grams per cubic meter of fluid – more ...

Yes, sulfur. The same stuff the flammable ends of matchsticks are made of is also used as an acne treatment. Historically known as brimstone, sulfur was used in ancient times to treat a wide range ...

Sometimes it is easy to overlook the biological importance of another essential element, sulfur, the fragrant neighbor of the elements that comprise most organic compounds. In fact, sulfur occurs ...