Our Solar System hides worlds of fire and ice, storms that outlast civilizations, and mysteries still beyond human reach.

When millions lost power in Spain and Portugal this spring, some were quick to blame too much solar and wind power. That wasn ...

On Thursday, the city of Longmont launched Iluminar Community Solar, its first community solar program, powered by a 200-kilowatt system installed on the roof of the Longmont Waste Services building ...

Spanish energy storage solution provider Full&fast has deployed a microgrid at the La Chimenea experimental farm in Aranjuez, southern Spain. It consists of a portable solar generator installation ...

California allocates $20 million a year for energy efficiency upgrades for low-income homeowners, and supporters of the ...

The technology is one of the strongest examples yet of how artificial intelligence can be used in a seamless, practical way to improve people’s lives. By Brian X. Chen Brian X. Chen is The Times’s ...

The intensity of the Sun’s activity ebbs and flows across years, but also across decades—a behavior that scientists haven’t quite figured out yet. At the turn of the 21 st century, astrophysicists ...

Everyone knows the names of the planets, but Earth feels different. It doesn’t sound powerful like Jupiter or mysterious like ...

The Forestiere Underground Gardens in Fresno is one of those places that makes you question everything you thought you knew about human determination, California history, and what’s possible with a ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

A partial solar eclipse swept across the face of the sun on Sept. 21, mesmerizing stargazers with a dramatic display of orbital mechanics that saw the curved silhouette of the lunar disk turn the ...

Astronomers have been fascinated after spotting an object earlier this year that came from interstellar space as is now hurtling through our inner solar system. Regardless, it’s an interesting visitor ...