Porter County will ration road salt after taking delivery of nearly half the salt for the season with three months of winter ...

Researchers built autonomous robots the size of salt grains—with onboard computers, sensors, and motors that think and swim ...

The world’s oceans are becoming dangerously acidic. A controversial proposal would raise the pH — by mixing chemicals into ...

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