Cooling your home this summer will likely cost more than ever. Across the U.S., residential electricity bills are climbing fast, just as forecasters warn of another season of unrelenting heat.

In the quest for a greener, more sustainable future, small business owners and eco-conscious entrepreneurs face unique challenges, especially when space is at a premium. It's not just about being ...

Small, plug-in solar power systems have become popular in Germany and several other countries. So why haven’t they taken off in the United States? By Claire Brown Across Germany, more than a million ...