We’re proud to have saved long-running metal site Invisible Oranges from shutting down four years ago, and we continue to do what we can for the site and its team of writers as they churn out new ...

Rare earths are the flotsam of a churning, restless planet - 17 oddly behaving metal oxides pushed from deep in the mantle up to the crust over countless eons. They're so old, they date from the ...

Heavy metals like lead, arsenic and cadmium rise sharply on high-pollution days, entering the bloodstream through PM2.5 and ...

If someone handed you an airplane part, could you tell if it was ready to fail at any second? If not, don't feel bad. In most cases, even the engineers can't. That's why they develop testing ...