A terrazzo star map at Hoover Dam turns a sunny overlook into a 26,000-year clock marking human ambition against moving stars now.

The Colorado River Basin's seven member states said they failed to reach a new 20-year operating deal to manage the river's ...

A Valentine's Day deadline will pass without shortage-sharing agreement among the seven Colorado River states, raising the ...

Savior of the West or destroyer of nature? Completed in 1963, the Glen Canyon Dam continues in a swirl of controversy, reflecting Arizona's longtime struggle over growth vs. preservation. It's the ...

Lake Mead remains only one-third full as officials warn that the reservoir's dangerously low water levels could mean breaching a more than 104-year-old water agreement between seven states. Western ...

Most of Folsom sits south of the American River and relies on a single 48-inch water pipe, starting in the heart of the nearby dam, to survive. This pipe was plenty big and reliable when it was built ...

A new study found that bottled water had “significantly higher particle concentrations” than tap water Getty Bottled water contains “significantly higher” concentrations of plastic than tap water, ...

Guli’s ambitious 1,700 mile run along the Colorado River spotlights how water scarcity threatens 16 million jobs and $1.4 trillion in economic activity. This is about safeguarding livelihoods and ...

With Arizona Governor Katie Hobbs in Washington today to make sure State 48 gets a fair share of Colorado River water, states out west are still deadlocked when it comes to how the river will be ...

It's crunch time for negotiators from seven western states trying to strike a deal before Feb. 14 on how to share the dwindling Colorado River. But four days of talks in a Salt Lake City conference ...