Homeowners considering solar energy should act fast — federal tax credits covering up to 30% of installation costs are set to expire on Dec. 31.

The startup Reflect Orbital aims to keep solar farms running at night by reflecting sunlight from space and has sparked ...

A complaint filed by solar advocates argues that California's two largest utilities routinely fail to meet state-mandated ...

PG&E and Southern California Edison are routinely late to hook up new solar panels, squeezing owners financially. Will they ...

Australia's rapid uptake of solar panels is creating a looming waste problem with most solar photovoltaic (PV) panels being ...