AMES, Iowa – Hydraulic equipment in two civil engineering labs recently pushed and pulled at test sections of a new kind of wind turbine tower, simulating the heavy, twisting loads that towers have to ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

Keystone Tower Systems and GE Renewable Energy recently unveiled the world's first spiral-welded tower on a 2.8 MW GE turbine, marking a significant turning point in the development of tapered spiral ...

Katherine Martinko is an expert in sustainable living. She holds a degree in English Literature and History from the University of Toronto. One of the many complaints we hear about wind turbines from ...

So onshore wind farms can run taller towers, with longer blades, driving bigger turbines and producing more energy. Spiral welding is a well-established technology when it comes to making pipelines, ...

The wheels have begun to turn on an interesting new form of wind turbine in Sweden, with the country’s first wooden power-generation tower now complete. Built from sustainably sourced materials and ...

Engineers are testing new concrete technology for taller wind turbine towers. The idea is to build taller towers that are also easy to transport and assemble. Taller towers provide access to the ...