
How to Heat Your Water with the Sun
Edited by Barry Butler, Liz Merry and Diana Young

Photovoltaic (PV) technology produces electricity from sunlight, using solid-state materials with no moving parts. Learn how it works.

Neighbors in a 29-home cohousing community in rural New Hampshire pool their resources and go solar. You might say that an overlooked “expense” of adding solar to a home is the time and mental energy that must be invested up front. As solar is still a relatively unconventional energy source, homeowners interested in purchasing a [...]