If you stop to think about it, it’s a marvel that we can harness energy from the sun. But we do, thanks to solar panels equipped with photovoltaic cells that convert sunlight to electricity. That’s no ...

The United States added 22,332 megawatts of power plant capacity in the first half of this year, and the vast majority of it was utility-scale solar, batteries and onshore wind. Natural gas was next, ...

An accidental discovery might change how we think about one of the most mysterious structures in our solar system. The Oort Cloud, a large expanse of icy bodies revolving around the sun at a distance ...