Installing solar panels on a household’s rooftop is an exciting moment for any family, but it’s also one that can come with some fear and...

We generally stick to serious solar news and analysis, but even we like to take a break to get into the holiday spirit! Does it feel like...

Both photovoltaic and solar thermal technologies depend on the sun. But what about at night, when the sun is down but you need power? Can...

With microinverters picking up market share and power optimizers adding versatility to string inverters, what is the best choice for your...

The United States Department of Agriculture (USDA) has announced the first of $250 million in loans it plans to distribute to rural...

Often the most important question households ask before going solar is: how expensive are solar panels? But how much solar panels cost...

Liquid solar thermal heating systems are best for central heating in the home. The solar collectors use either water or a non-toxic...

Because air-based systems produce heat earlier and later in the day, solar air heaters may produce more usable energy over a longer time...

Since the prices of PV panels have been falling precipitously over the past few years, a bigger portion of the cost of going solar is...

A key question when considering going solar is: how long does a solar panel last? PV solar panels usually have a warranty of at least 20...

An off grid solar system is not connected to the local utility; a household’s electricity is generated by solar panels, sometimes with a...

Once you decide to install a home solar panel system, the first question is: how many solar panels do I need for my house? The number of...

A solar power purchase agreement – PPA – is a way to use solar energy in your home without the initial high costs of the purchase and...

A solar panel lease works similarly to other leases: the homeowner rents a PV system from the system owner for a monthly fee. If the...

An Energy Efficient Mortgage (EEM) is a loan financing option that takes a home’s energy efficiency into account. EEMs are available both...

There are many method of financing solar power for your home. The options described below lower the cost of installing a solar energy...

Part of the American Recovery and Reinvestment Act is the Residential Energy Efficient Property Credit. This incentive provides a 30%...

Around 1,000 times the daily energy humans consume reaches the earth as sunlight. Solar radiation is the energy from the sun that reaches...

It is vital to choose the type and number of PV panels appropriate for the amount of energy you wish to produce. Correctly sizing your...

The solar photovoltaic (PV) effect is the process by which sunlight is converted directly into electricity. In 1839, Edmond Becquerel, a...