How do volcanologists determine the height of eruptive plumes from Yellowstone’s past explosive eruptions? Ironically, you ...

Areas of Texas and New Mexico are at risk of wildfires developing over the weekend, meteorologists are warning.

Winter storms brought some moisture back to the northern Colorado mountains, with snow that will melt and recharge the Colorado River Basin in the months to come. But travel south in the state and ...

With massive job cuts, the National Weather Service is eliminating or reducing vital weather balloon launches in eight ...

Brad Swartzwelter during his working days as conductor of the Winter Park Express Ski Train (courtesy photo). The longtime Amtrak train conductor credited with crafting a business plan that helped ...

Chief Judge James Boasberg is examining the administration’s use of an 18th-century wartime law to deport Venezuelan ...

The Northwest’s largest hydropower supplier announced it intends to join a new day-ahead energy market based in Arkansas over ...

The nonprofit federal administration that provides one-third of the Northwest’s electricity is preparing to part ways with its current Western energy market and sell its excess energy to ...

She sketched out a road map for executing Trump’s order to dismantle ... Celeste Maloy and Mike Kennedy of Utah did so anyway in liberal Salt Lake City, and got earfuls from the boisterous ...