Record-low water levels in Lake Mead in Nevada and Arizona have exposed volcanic ash from eruptions 12 million years ago as far away as Idaho, Wyoming and Colorado.

As Lake Mead's water level continues to drop, scientists at UNLV have discovered sedimentary rock laced with volcanic ash that hasn't been visible since the 30s.

When Oscar Toro started volunteering with The Salvation Army of Southern Nevada through his school, he didn’t know much about the organization. But six weeks later, the University of Nevada, Las Vegas (UNLV) medical student was committed to continuing his work with The Salvation Army and also joined Echelon, its emerging professionals arm.

Lake Mead’s falling water level has exposed several shocking things in recent months – previously sunken boats, old war ships and human remains. Now scientists are reporting a new discovery on Lake Mead’s dry bed: rocks laced with volcanic ash that rained down on southern Nevada during explosive eruptions roughly 12 million years ago.

Ramping up renewable energy products will require a range of critical metals. One of these elements, tellurium, is gaining in popularity for use in photovoltaics, or solar panels. As global demand for solar panels continues to increase, so is the need for critical metals like tellurium, notes the Geological Society of America.

Ramping up renewable energy products will require a range of critical metals. One of these elements, tellurium, is gaining in popularity for use in photovoltaics, or solar panels. As global demand for solar panels continues to increase, so is the need for critical metals like tellurium.

Research by the University of Nevada, Las Vegas (UNLV) and Bowling Green State University has indicated that problem gambling is 3.5 times higher among active military personnel compared to the general population.

Republicans seeking to gain control of the Senate have their sights set on Nevada, where former Attorney General Adam Laxalt could deliver the GOP a majority in Congress' upper chamber.

There's still a major disparity when it comes to healthcare in America. Hispanic adults are less likely than other Americans to receive preventative care.