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 ...

As the world starts tending towards renewable energy, solar-powered attic fans and other sun-driven appliances are increasing in popularity. While attic fans typically require a power source, many in ...

"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 ...