Miners in Chihuahua's Naica Mine discovered a massive cave filled with colossal, white gypsum crystals, some reaching 12 meters in length. This natural wonder, a result of hundreds of thousands of ...

The unsettled weather (and some much needed rain) continues through Friday. Some of the heavier downpours will come today. There could also be some rumbles of thunder. We'll have some lingering ...

A comprehensive new study extending the U.S. Historical Climatology Network (USHCN) record back to 1899 finds that both hot and cold temperature extremes across the contiguous United States have ...

Mining has been a major industrial cornerstone in Arizona since the Gadsden Purchase of 1853. The 1910 census showed that mining employed 18,094 of Arizona’s territorial workforce, 25 percent of its ...

MINNESOTA, USA — The next couple of days are forecast to be windy. Keep in mind that May is statistically the second windiest month of the year behind April. It's pretty normal to see gusty conditions ...

The move was a victory for a Chilean company that wants to build a copper and nickel mine, which environmentalists say could devastate fragile lakes and forests. By Maxine Joselow Reporting from the ...

DENVER — Another day of near record warmth this Thursday, May 14th. Highs are expected to climb to the upper 80s, with Denver's record high of 87 degrees, set in 2013. The average for today is 70 ...

It was a comfortable afternoon across Hampton Roads Wednesday with highs getting into the middle and upper 70s across the region, bringing us a typical May-like day. But much warmer temperatures are ...

The Magma Mine in Superior was the first underground mine in North America to be air- conditioned, in 1937. Before air conditioning, mines were cooled using several different methods, including ...