Magnitude 3.9 Earthquake Shakes NW ColoradoTwo quakes have been detected since Thursday.
Study: Livestock Grazing Can Benefit Struggling Bird SpeciesA new study suggests some livestock grazing can benefit a ground-dwelling bird that's suffered a dramatic population decline across its 11-state range in the U.S. West.
Bullying, Harassment Reported At Federal LabA congresswoman says an investigation into falsified data at a federal laboratory in Colorado also uncovered alleged workplace harassment.
The USGS's Other Earthquake MeasurementIt’s a complicated formula for calculating the severity of earthquakes. But we get it… kind of. Still, it has generally served us well: 5.4, 6.2, 8.0, 9.1. You get the point.
Magnitude 3.9 Quake Hits Near New Mexico-Colorado LineThe U.S. Geological Survey has downgraded the strength of a small earthquake near the New Mexico-Colorado border.
Investigators: Federal Lab Worker Intentionally Tainted Test ResultsA worker at a federal laboratory in Colorado intentionally manipulated test results for years, possibly tainting research that includes toxic metals in the Everglades, uranium near the Grand Canyon and coal in Afghanistan, investigators say.
U.S. Says Colorado Has 40 Times More Natural Gas Than ThoughtWestern Colorado has 40 times more natural gas than previously thought, but an immediate boom is unlikely because of low gas prices, government and industry experts said Wednesday.
Proposed Bill: Oil & Gas Companies Would Be Liable For Earthquake DamageColorado lawmakers are debating a bill that would hold oil and gas companies liable for earthquakes that damage people's homes.
Amid Coal Market Struggles, Less Fuel Worth Mining In U.S.Vast coal seams dozens of feet thick that lie beneath the rolling hills of the Northern Plains once appeared almost limitless, fueling boasts that domestic reserves were sufficient to power the U.S. for centuries.
Denver Man Has Unique Perspective On North Korean Hydrogen Bomb NewsNorth Korea is rattling nations around the world with an unannounced test of a powerful bomb. The communist nation claims it successfully tested a miniaturized hydrogen bomb.
3.9 Magnitude Earthquake Rocks Southern Colorado OvernightAn earthquake shook southern Colorado late Wednesday night.
EPA: No Health Risks To Wildlife After Mine Spill Into Animas RiverAn Environmental Protection Agency official says she doesn't believe wildlife will suffer significant health impacts from the large volume of wastewater that spilled from an abandoned mine in southwestern Colorado.