For more than a millennium, Orthodox Christian monks have woken up in the predawn darkness to start their day with prayer at ...

The Swedish painter shaped how the rest of the world viewed the hills and streams of Kansas, and the mountains of Colorado.

When was the last time you saw the Milky Way stretch across the sky from your backyard? Can your kids name a constellation ...

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...