Gigantic wind farms aren’t the only way to harness the breeze. Two brothers have created a simple device that anyone can use. Einar Agustsson and his brother Agust Agustsson come from a long line of ...

While most wind turbines are getting bigger–like this U.K. design with blades as long as a football field–a few are going in the opposite direction and aiming to become as small as possible. A new 3-D ...