It’s not easy to spot fireflies on Colorado’s Front Range. Development and pesticide use have destroyed much of their habitat. But scientists at the Butterfly Pavilion hope to change that. We hear about a project that aims to bring fireflies back to the night sky.

Pack burro racing is a uniquely Colorado sport: Runners hit the trail with a donkey by their side. It requires a high level of fitness and an ability to persuade notoriously stubborn animals to run alongside you. A Colorado Sun reporter set out to run her first pack burro race and wrote about the experience.

Colorado aspen trees are starting to change colors unusually early this year – despite the continued summer heat. Why is this happening? And how will it affect the thousands of leaf-peepers who drive to the high county to enjoy the fall colors? We explore the science behind why the aspens are popping early this year.

Each year, an art gallery in Canon City hosts an unusual exhibit. Art created by some of the most dangerous convicted criminals in the country is on display – and available to buy. We hear about the prison art program at Colorado’s Supermax facility, and the ethics of selling art by high-profile inmates.

More relationship therapists are treating people in polyamorous relationships – meaning folks with more than one romantic partner. We talked to one of the therapists who has some tips for communicating well in any relationship – whether you have one partner, or more than one.

President Trump’s so-called “big beautiful bill” created some unintended consequences for Colorado: It changed how much revenue state lawmakers can expect in the year ahead, and created a $750 million shortfall. So – as state lawmakers prepare for a special session beginning later this week – how will they try to plug that $750 million hole?

Zebra mussel larvae were recently detected in the Colorado River. What does that mean for the 40 million people who depend on the river for drinking water and agriculture in Western states? And what can the state do about it?

After years of record-setting tourism, Colorado’s mountain towns have seen a drop in the number of visitors this year – especially international travelers, who tend to stay longer and spend more than day-tripping vacationers. We hear more about what’s behind the decline, and the impact on local businesses.

An unusual phenomenon has been all over the news and social media this week – rabbits near Fort Collins have been spotted with odd, black growths that look like horns on their faces. Images of the so-called ‘demon bunnies’ are everywhere. So what causes the strange-looking growths, and how are wildlife officials responding?

If you have a drip tray under your fridge that’s filled with orange goo, a CSU scientist might be interested in hearing about it. A researcher there collects samples from people’s appliances like air conditioners and hot water heaters – and says the organisms could hold solutions to climate change and pollution.