Nuclear energy isn't exactly clean, with nuclear waste never exactly going away. But this inventive new process might help ...

SPRINGDALE -- A $51 million project to upgrade Springdale's wastewater treatment plant is nearly complete. "We broke ground on that project on Sept. 2, 2022, and we just did a final walk-through on it ...

Add Yahoo as a preferred source to see more of our stories on Google. Treatment plants can capture over 95% of methane from food waste, compared to about 50% at landfills. Justin Sullivan/Getty Images ...