A solar panel salesperson knocked on Holly Daniels’ door in East Forest Park in 2019 and pitched her a rooftop array. Daniels noticed a neighbor used solar panels, and the salesperson told her she ...

PHILADELPHIA — The solar power industry is booming and that growth helps the world meet its climate goals by replacing fossil fuels. But an emerging problem in the U.S. solar business that installs ...

For conventional silicon-based solar cells, reverse bias is a known problem and engineers have developed a solution ... keeping the rest of the system running smoothly without building up damaging ...

Solar energy stored in the form of fuel is something scientists hope could partially replace fossil fuels in the future.

A new study published by the Belfer Center of the Harvard Kennedy School has concluded that solar power plants are now ...

To the editor: Every month, California throws away enough solar and wind energy to power half a million homes — not because we don’t need it, but because our system is designed to waste it. While ...

A prominent solar power installer reckons one important inverter specification is being overlooked when it comes to choosing ...

Solar energy is a crucial part of our clean energy future, but a new, highly efficient solar material has a hurdle that needs to be addressed. A recent study reveals how a microscopic weak spot can ...