After a decade of testing PCs, routers, and home networks, I know what causes slow speeds and how to optimize your internet.

Cape Town is testing ripple-control geysers in selected areas. Here’s how to tell if your hot water is remotely controlled.

Smart plugs can add controls to any outlet, but they aren’t perfect for everything. Here’s our guide to using one and which ...

Scam "power saving" devices are rampant online. These devices plug into an outlet and promise to "improve the use of energy," "extend the life of electrical equipment," and even "avoid illegal ...