Despite its reputation as the king of precious metals, during good economic times, gold is not often thought of as an investment.

Explore daily insights on the USA TODAY crossword puzzle by Sally Hoelscher. Uncover expert takes and answers in our ...

Highlights of the test work include: High batch cleaner flotation recoveries of up to 94%, 71% and 92% for copper (Cu), gold ...

Not one, but six special-edition G63 AMGs that dip extensively into the brand’s custom options pool go on sale this month, as the current model G-Class nears the end of its life. Australian ...

A team of scientists reports a new milestone for the sustainable production of green hydrogen through water electrolysis. Their new catalyst design harnesses so far unexplored properties of water to ...