Developer LeFrak has installed the largest rooftop solar array on a high-rise multifamily residential building in New Jersey.

In announcing a $35 billion program to bring inexpensive solar power to some 300 million Africans, officials left out two words: climate change.

This inexpensive 2-cam system includes 32GB of local storage and integrated solar panels that keep the wireless camera’s batteries topped off.

The gigantic coronal hole is blasting high-speed solar wind toward Earth, potentially igniting vibrant auroras and minor ...

Photovoltaics (PVs), devices that can convert sunlight into electrical power, are becoming increasingly widespread and more ...

The Western US solar fleet is amid rapid growth, with the region being home to four of the top five markets in planned ...

And the lower cost of producing these lightweight cells, printed on flexible plastic, means that manufacturing can remain in ...