It took five years to build the Hoover Dam, yet it will take another 12 years to open a new airport in Las Vegas.

This year's storms won't erase looming drought worries across the entire southwestern U.S., experts fear. Of particular ...

A water grab is taking shape in Utah, where thirsty urban development north of Salt Lake City has created demand where ...

Skip the pricey hotel and check out these Las Vegas Airbnbs. These are the best with unique locations, modern furnishings, ...

From exploring Arizona canyons to Utah buttes and beyond, our national parks columnist shares the most adventurous Southwest ...

You might wonder how Las Vegas became the gambling capital of the world after being a small desert town. Here, we explain Las ...

Despite years of ongoing pressure, the Corps has flouted Congress’ deadlines, leaving some to question how a federal agency ...

Question: Why does concrete get hot when it is curing? Answer: Simply put, water plus aggregates (gravel, sand, stone), plus cement (such as Portland cement) start a chain of chemical reactions called ...

A panel of D.C. Circuit judges on Friday appeared confused over why a California water board shouldn’t retain authority over ...

Residents in Dover-Foxcroft could see their property tax bills increase by hundreds of dollars each year if the town commits ...

After an unusually dry January where most of Northern California went without rain for 27 days in a row, the storms have come ...

In 1900, the population of Las Vegas was 22 people. Today, more than 39 million people visit the betting center … Continue ...