"This really exemplifies the 'trash to treasure' mantra." Scientists make stunning discovery while studying material thought ...

PHNX Materials has devised a way to strip fly ash of sulfur and aluminum, impurities that concrete companies would rather ...

Gov. Mike Braun released two executive orders on Monday that focus on the state's natural resources. One aims to develop a ...

That coal ash, the waste from burning coal, was at risk of leaching into groundwater and spreading toxins, officials said. It was part of a broad crackdown by the Biden administration on coal ash ...

In 2022, federal officials rebuked a major coal plant next to the Ohio River for letting coal waste — in a pile so big it could fill the Dallas Cowboys' football stadium twice over — threaten ...