Summer Mode at Eagle Bluffs

After months of hosting frenzied migrants, beginning with snow geese in February and ending with various songbirds and shorebirds in early M...

11:32

Genetics & Disease

The study of human health reveals that there are a group of diseases that are clearly genetic in origin, caused by defective genes or chromo...

09:52

Rivers of the Flint Hills

The scenic Flint Hills of eastern Kansas are composed of Permian strata, lifted and carved into a maze of ridges and valleys by numerous str...

14:26

In Rattlesnake Country

At the trailhead for the Sharptail Ridge Open Space preserve, south of Denver, a sign warns of rattlesnakes in the area.  Of course, similar...

04:30

Lazuli Buntings

On a hike through Roxborough State Park yesterday morning, I encountered most of the birds common to the foothill shrublands of Colorado...

06:01

The Nature of Thought

Thought is the intellectual process of digesting personal experience, acquired knowledge and the ideas of others; it is through this process...

06:48

Swallow Squadrons

On this cool, sunny morning along the Colorado Front Range, we headed down to South Platte Park.  In the course of our hike, the resident bi...

12:25