A growing understanding of how “reproductive” hormones sculpt the brain could transform the management of neurological conditions.

Timberline Knolls, a mental health center owned by Acadia Healthcare, skimped on staff. Then came a series of tragedies.

Nine states have set goals to conserve 30 percent of their land by 2030. Maryland got there first.

A cluster of evangelical groups in the state is pushing for environmental action. Leaders say they’re following the biblical mandate to care for creation.

Simple, affordable initiatives like rain gardens are helping to soak up water in New Orleans.

Every year for nearly two decades, the small city of Rock Port has been producing more electricity from wind energy than it needs.

A leading sociologist, he explored American society up close — living in a Levittown at one point — to gain insight into issues of race, class, the media and even the Yankees.

Yes, says South Carolina. For years a textile mill gave farmers its sewage sludge as free fertilizer. Today the land is full of “forever chemicals.”

While inspecting a sumptuous villa in Rome, an electrician stumbled across long lost works by the Baroque painter Carlo Maratta.