Nell London

Following a successful test of an engine that could send humans to the red planet, there’s talk of building an extraterrestrial gas station.

On the winter solstice, the shortest day of the year, Colorado will have more than five hours less sunlight than the longest day in June.

No Turkey, no butter, not even whipped cream. A vegan Thanksgiving dinner that still tastes like a dream.

Scientists are excited about finding water on a distant planet at the same time they’re concerned about it dwindling in the American West.

Voters across the state decided several issues — from marijuana in Manitou Springs to a tax for pre-schools in Denver.

Broomfield-based Coregenix is developing a simple test that could reveal if someone has Ebola within 10 minutes.

A full eclipse of the moon and a partial eclipse of the sun will thrill watchers of the sky this month.

An estimated 1.4 million people could be infected with Ebola by January. The USAID response team leader, a Colorado resident, discusses his attempts to turn the tide.

If you want to buy local, the supporters of a Colorado-only alternative to U.S. dollars say you need to pay local.

If Mars once had rivers of water, where did it all go? NASA’s MAVEN mission aims to find out.

As a spacecraft swings by distant a comet, it will attempt to send a lander to the surface.

Amid a backlog, workers roll up their sleeves at Denver’s new U.S. Patent and Trademark Office.

Did scientists make a mistake in their recent findings about the Big Bang?

The state doesn’t require tracking drug dependency in babies, but estimates point to a sharp increase due to their mothers’ use of drugs during pregnancy.

The number of babies born dependent on drugs like Percocet and Vicodin is growing in Colorado, and withdrawal is traumatic and costly.