The number of solar panels you need depends on your house type, electricity use and available roof space. We explain the ...

Ganymede, Jupiter's largest moon, possesses planet-like dimensions and a hidden ocean. This moon is larger than Mercury and ...

In a billion years, the sun will start to run out of fuel and expand to become a red giant. Earth's oceans and atmosphere ...

Turn this year's investments in the NY-Sun incentive program into projects that will create good jobs and improve grid ...

"Made an effort to move as much as I can to peak producing hours." ...

Here’s where the August 12 eclipse will be visible, what viewers can expect—and why even a partial eclipse requires proper ...

Over the past year, I have been noodling over the possibility of installing solar panels on my roof. This simple curiosity ...

The curious minds at What If explore what would happen if Earth was as small as Pluto.

A bill under review in Brazil's Chamber of Deputies stipulates that manufacturers, importers and retailers should be ...

A 100% renewable tariff means 100% renewable electricity, right? Maybe not. Here’s how to make sure your energy is as clean and green as possible ...

Looking to optimize your backyard? No matter the season, these seven outdoor gadgets will improve your comfort level.