It's easy to envision the world that pioneers encountered while looking at a herd of bison grazing at Tallgrass Prairie National Preserve in east-central Kansas. Little has changed over the decades on ...

Researchers analyzed accounts of historic tallgrass prairie fires in eight Midwestern states. Map of the central U.S., with blue-green, dark green and light green zones demarcating the original extent ...

Wildflowers bloom on a grassland near Manhattan, the Konza Prairie Biological Station. Some trees can be seen in the distance. Keeping trees and shrubs at bay is part of prairie conservation. Kansas ...