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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There are a variety of situations where you want to cool off an area that doesn't have an electrical ...

Attic fans cost anywhere from $40 to $475, with the average price being around $200. Depending on the size of your attic, you may need more than one — possibly several — so count on spending anywhere ...

We may receive a commission on purchases made from links. In the midst of summer, we're always looking for ways to keep our vehicles as cool as possible, especially if you're on a car camping ...