Schools in Needham have cut down on their food waste by replacing their old cafeteria lunch trays with reusable metal ones.

After decades of human industry polluting the air, land and water with metal contamination, local water bodies have made a ...

An analysis of Hawaii’s volcanic rocks revealed Earth’s core is leaking gold and other precious metals, a study found. The ...

The owner of a Nebraska gold dealer will go to trial for charges involving receiving and selling stolen items after a monthslong investigation.