For a half-century fires have burned under Centralia, PA.

On the final two holdouts in Treece, Kansas, a former mining town that is soon to be wiped off the maps.

New research on children’s behavior.

The idea that a young child could have psychopathic tendencies remains controversial among psychologists. Laurence Steinberg, a psychologist at Temple University, has argued that psychopathy, like other personality disorders, is almost impossible to diagnose accurately in children, or even in teenagers — both because their brains are still developing and because normal behavior at these ages can be misinterpreted as psychopathic.

Is creativity in our genes? A self-made scholar’s search for the answer.

On geoengineering, a high risk/high reward fix for global warming.

The story of former Vikings linebacker Fred McNeill and the lasting impact of his concussions.

From prison, a member of the Earth Liberation Front tells her story.

In 1981, Randall Smith murdered two hikers on the Appalachian Trail. Twenty-seven years later, he tried to do it again.

Competing teams, some powered by billionaires and some by open-sourced code and volunteers, race to land a robot on the surface and claim a massive prize from Google.

A sociobiologist on how we evolved into artists.

Yearning for conception.

Enbridge, Inc. spilled more than a million gallons of tar sands crude into the Kalamazoo River. Was John Bolenbaugh fired for refusing to cover this up?