NASA’s Curiosity rover discovers rare sulphur stones on Mars which uncover new clues about the planet’s history. (NASA/JPL) ...

Here’s how it works. The best solar lights will keep your backyard or porch lit once the sun goes down. If you enjoy relaxing in the backyard or hosting evening gatherings, solar lights can add ...

Answering “How much do solar panels cost?” is complicated because it’s not just one number. It depends on your energy usage, where you live, what incentives you qualify for and whether or ...

Palmetto, Solar Energy World, and Blue Raven Solar are the best solar companies in the U.S., based on a review by the MarketWatch Guides team. A residential solar system from one of our top ...

Karsten Neumeister is an experienced energy professional with subject-matter expertise in energy policy and the solar and retail energy industries. In addition to previous roles with the Retail ...

This is a current grouping of solar manufacturers in the United States that produce solar panels and their associated materials for the traditional residential, commercial and utility-scale markets.

XI’AN, China—This should be a shining moment for Longi, one of the biggest makers of solar-power equipment in the world. Longi and a few other Chinese companies dominate the solar business ...

Solar panels are generally quite reliable. Many owners don't experience technical faults in over a decade of ownership. Nearly seven in 10 owners had had no problems with their solar panels in our ...

The famous Arecibo Observatory in Puerto Rico collapsed due to a combination of decayed zinc in the telescope’s cable sockets and previous damage from Hurricane Maria, according to a report ...

Of all the clean energy alternatives, solar has arguably been the most expensive though prices have been declining. However, after considering the pros and cons along with the expectation that ...

To track the Sun, India seeks to set up the National Large Solar Telescope (NLST) in Ladakh. Spearheading the project is professor Annapurni Subramaniam, Director of Indian Institute of ...