Lawal Sheriff Olakunle with his solar fan. Living in Lagos, 33-year-old Lawal Sheriff Olakunle is used to electricity shortages. He considers 10–15 hours of electricity a day to be stable power. But ...

Cooling your home this summer will likely cost more than ever. Across the U.S., residential electricity bills are climbing fast, just as forecasters warn of another season of unrelenting heat.

As summer 2026 heats up, homeowners are ditching the clutter of extension cords and complex wiring for a seamless, wireless outdoor cooling strategy. The new standard combines high-efficiency solar ...

The easiest way of making a solar fan is to connect the solar PV panel to a DC fan of a matching voltage and power rating. This simple arrangement does work, but has few serious drawbacks: The system ...