On 14 days during March, Arizona utilities got a gift from California: free solar power. Well, actually better than free. California produced so much solar power on those days that it paid Arizona to ...

In a development straight out of an iconic science fiction novel, laser beams from the Sun sent directly to Earth may be the ...

Solar power would expand because of a combination of declining panel prices and increasing efficiency. Today, a highly ...

Plug-in solar, also known as balcony solar, is a popular option in Europe, and it's now starting to be introduced in the ...

In 2025 — for the first year ever — solar arrays provided more electricity to Texas’ main power grid than coal-fired power ...

A giant clean power plant in Mojave stores solar electricity for use after the sun sets. It feeds Los Angeles and Glendale, providing 7% of L.A.’s need for power. The Los Angeles Department of Water ...

Once a distant dream of clean energy, solar power now spreads like sunlight itself. Vast, unstoppable, and life-giving. Miles-long rows of solar panels humming under the desert sun, powering whole ...

The U.S. solar industry is in a transition period. With the residential investment tax credit now expired, and the 48E tax ...

Wind energy infrastructure doesn’t produce power if the air isn’t moving, and solar doesn’t generate power if the sun’s not out. But that doesn’t mean that either source of energy is "worthless" ...

Germany gets less sun than the entire continental US, and yet almost a fifth of its electrical generation was done by solar ...