A pilot program placing solar panels between the rails has proven successful enough that the idea is spreading to Italy, France and Korea.

Democrats want fighters. A former Republican has ideas.

Our cultural heritage is being sold off for parts.

Oil companies and governments are consuming their once vast stockpiles as Iran and the United States continue to struggle for control over the Strait of Hormuz.

A leading Chinese A.I. start-up released its latest model and made the case that China’s embrace of open software is safer than Silicon Valley’s closed approach.

A young college graduate filmed the World Trade Center attack from the fire escape of her Chinatown apartment. For many years, she avoided looking at the footage.

Tourists still flock to the picturesque 16th-century Dunguaire Castle on Galway Bay. But in recent years, a dispute over ownership has prevented visitors from entering.

Dave Grohl, the frontman of the Foo Fighters, tells us how he packs 31 years into 3 hours with something for fans of every generation.