Carbon fiber tidal turbine generator, featuring a horizontal-axis rotor with three composite blades, drives ...

The 7-blade Silent 7 propeller was introduced to the general aviation market in 2020 when certified on the Pilatus PC-12.

Kodiak Electric Association is beginning preliminary work on a new generation of wind turbines on Pillar Mountain.

With an outdoor learning lab near the Champion school complex operated by solar and wind, sixth-grade students are ...