Rhinos that flourished across much of North America 12 million years ago gathered in huge herds, according to a new study by ...

Rhinos that flourished across much of North America 12 million years ago gathered in huge herds, according to a new study.

The yearslong effort by HiTech Minerals to search for the lucrative chemical element got a sudden boost from the Bureau of ...

A startling finding beneath the magma is that Hawaii could power the whole United States. Can geothermal energy power the ...

Hand-carved arrowheads and jagged spears made of obsidian, a sharp rock formed by volcanic magma, are remnants of vast ...

President Trump’s zest for rapidly shrinking the government is triggering anxiety about conservation priorities that have ...