Every article we've published — newest first.
Smart AC controllers promise lower cooling costs. For heavy users they can deliver, but savings depend on how you use them. Here is the honest math.
A sunny terrace can grow a surprising amount of food. Here is how to start a productive vegetable garden, what to grow first, and what to skip.
Oversizing a solar system wastes money; undersizing leaves savings on the table. Here is how to work out the right number of panels for your home.
Air conditioning is usually the biggest part of a summer energy bill. Here are the changes that cut it most, ranked from free to worth-the-money.
Most of a home’s plastic waste comes from a few everyday sources. Here are the swaps that genuinely cut it, ranked by how much they actually matter.
Most eco-friendly home guides skip the part where half the swaps are pointless. Here are 25 changes ranked by real impact, and the ones to ignore.
Energy prices have climbed almost everywhere. Here are 15 actions ranked by real savings, most paying for themselves within a year, several of them free.
Solar ads promise a 3-4 year payback. For most homes the honest answer is longer. Here is the real math and the conditions that make solar worthwhile.
The famous air-purifying plants study has been oversold for decades. Here is what indoor plants really do for your air, and the ones that are hardest to kill.
Most smart-home gear is sold on convenience, not savings. A few categories actually cut energy use. Here is what to buy first and what to skip.
