Often, the biggest challenge is not getting a system running but understanding how to fine-tune it.

Plug-in solar has long been popular in Europe, but rising energy costs and a raft of new state laws are boosting its popularity in the U.S.

Solar cars sound obvious, but the reality of making a production car with a meaningful amount of range added via solar is tough. Still, if you build a purpose-built solar car, you can get nearly ...

What if you could harness the power of the sun to generate your own energy—right in your backyard? Imagine a system so efficient it could heat water, power small appliances, or even serve as a backup ...

Southwick town officials recently met with representatives of an energy company that has plans to build a solar field on ...

Solar panel costs vary based on your location and other factors. The map below shows average overall prices in Build My Solar’s service areas to give you a general idea of what to expect. Your ...

The US’s largest solar panel maker, First Solar (Nasdaq: FSLR), says it’s building the largest thin film R&D center in the Western Hemisphere. First Solar will site its new R&D center, the Jim Nolan ...