A worst-case collapse of China’s Three Gorges Dam sounds like a nightmare: a wall of water racing down the Yangtze, ...

JOHANNESBURG, South Africa — With great fanfare Ethiopia inaugurated its controversial mega-dam on the Blue Nile on Tuesday – the biggest hydroelectric dam in Africa but one that's divided the region ...

Residents along the Clackamas River were shaken by a false alarm early Tuesday morning when the Rivermill Dam’s alarm system was triggered, but the Clackamas County Sheriff’s Office ...