Wastewater sampling shows promise of being an effective method of estimating the number of infected residents in a locale.

The models suggest a positive effect from social distancing that seems almost too good to be true. But what if…

After a quick question-and-answer dialog with a staffer, Council lifts the OZ moratorium by 7-1 vote.

Secretly embraced, voted on at midnight, a Trump-era investment giveaway will soon roll into Boulder.

It's time for tactical voting -- for Swetlik, Julca, Dolan, Peterson and Wallach -- to retain a Council that resists…

Activists want a fracking ban like New York State's. But Colorado Dems succumb to industry's lobbying power.

Measurements at Boulder Reservoir verify high air pollution levels from oil and gas activity in nearby Weld County.

Challenged by the dry and hot weather, the trees, flowers and grasses were doing everything they could to survive.

Williams tells June 4 candidate forum how party insiders sought to squelch his run for Jared Polis's Congressional seat.

Critics from the Bernie-ite left want a"people power" candidate -- one who doesn't take PAC money.