A typical wind turbine is massive—roughly as tall as the Statue of Liberty, with blades that stretch wider than a football field. (Some are even bigger, like a new offshore turbine from Siemens that ...

Fluid filled with lively, churning bacteria could one day become a small-scale power source. New computer simulations indicate that a miniature wind farm‒like device could harvest the energy of ...

Five years ago, a startup called Semtive Energy took the concept of a wind turbine, shrank it down to the size of a garden shrub, and started marketing it directly to households; much like rooftop ...

A century ago Texas was covered with windmills, which pumped water from aquifers so cattle could drink and gardens could grow. Thousands of these old-style models still exist in remote pastures, but ...