ABERFAN, Wales -- An avalanche of rain-loosened coal slag cascaded down a Welsh mountainside today, burying a school, shops and homes in this mining village. It was feared as many as 200 persons, most ...

Slag from the steel industry could help save some of Wales' most rare plants, according to an ecologist. The material, regarded as waste, has been described as a potential "game-changer" when it comes ...

Out of the classroom windows they could see a wave of black emerging from the mist of a nearby hill. It was moving rapidly toward them, carrying trees, boulders and power poles. The wave crashed into ...