Landmark fundraising deals by two of Africa’s largest off-grid solar companies are raising hopes that private capital markets could become a major source of funding to help bring electricity to millio ...

Ten U.S. states have legalized systems that can be plugged into standard wall outlets. The technology typically does not require permits or electricians.

You can now buy panels that plug into electrical outlets, but there are some important safety issues to consider when picking and installing a system. By Ivan Penn ...