Heat and humidity contributed to kidney damage and disease in the San Luis Valley in Colorado between 1984 and 1998, ...

But now, the pressure is on for co-ops in Colorado to invest in renewable energy, following passage of state laws starting in 2019 that require utilities to slash their greenhouse gas emissions by 80% ...

Following several amendments, a new bill paves the way for easier geothermal energy production in Colorado. Hot springs ...

Xcel Energy, Colorado’s largest electricity provider, is having increasing difficulty answering customer calls, sending out bills and keeping the lights on, according to two reports by state utility ...

Heat and humidity contributed to kidney damage and disease in the San Luis Valley in Colorado between 1984 and 1998, ...

In the 1930s, workers bored a 13-mile tunnel beneath Mt. San Jacinto. Here's a look inside the engineering feat that carries Colorado River water to Southern California.

Here are where some former Oregon high school stars are headed after entering the transfer portal: The former three-star West ...

Take in the country's scenery on these 14 majestic train routes. From Alaskan wilderness to Vermont's valleys, these trains ...