Rare earths, which President Donald Trump hopes to secure from Ukraine as part of a deal for US aid, are strategic metals ...

Of all the challenges facing the Colorado River, there’s at least one that all stakeholders are working on collaboratively, ...

Kilauea volcano erupted anew on Wednesday morning, sending lava fountains soaring hundreds of feet into the air. Dramatic ...

By Dean Murray A Hawaiian volcano looks like a scene from "The Lord of the Rings" as it spews lava this week. A United States ...

U.S. copper imports have risen from 10 percent of demand in 1995 to 50 percent today and are expected to increase to ...

The Trump administration may classify uranium as a critical mineral, unlocking federal funding and fast-track permitting for U.S. projects.

Mass confusion and uncertainty are sweeping through the federal government. Local workers fear not only for their jobs but also their benefits and retirement plans.

The magma system beneath volcanoes may persist even after recent eruptions, a new study finds.