Plug Power shares are trading higher Wednesday, up roughly 5% for December but still down 13% year to date, capping a volatile year as investors weighed its role in supplying clean power for AI-era ...

The long hours of darkness they have been clamped into; the hydra-headed problems of securing meters; issues around estimated ...

Explore a mini hydroelectric dam construction project in this engaging science demonstration. Learn about the mechanics ...

Tarentum will replace several aging vehicles in the borough’s fleet next year. Namely, a new bucket truck will be purchased ...