How Nickel Was First Minted

Nickel is one of today's most popular metals, and chances are that, as we speak, you have at least a few nickel coins in your pocket. But, in spite of its massive use in several industries, no one really knew for sure, until just recently, how the metal came to form on our planet. A new ... [ read more >> ]

A complex geological process produced this sample of nickel sulfide

Image comment: A complex geological process produced this sample of nickel sulfide
Image credits: Marco Fiorentini / Science

A complex geological process produced this sample of nickel sulfide