Everything you need to know about solar energy, in one place.

I have seen claims about solar panels creating toxic waste, but those headlines often leave out important details about how panels actually work. During normal use, solar panels are not considered toxic. The more useful question is what happens when they age, break, or get retired. I look at what...

Electricity bills can make a simple number like kWh feel more confusing than it should. If you are trying to understand where your energy use comes from, the term can quickly get in the way. So, what is a kilowatt hour, and why does it matter? I think the easiest...

That small AC sitting in your window can make a bigger difference to your summer electric bill than you might expect. When people ask me do window AC units use a lot of electricity, I usually tell them not to judge the answer by wattage alone. Most models draw roughly...

A healthy lawn does not have to depend on a shelf full of strong chemicals. I used to think a quick spray and a fast green-up meant I was doing things right. Then I started paying closer attention to what went into my soil and what my family and pets...