A Penn State researcher has refined a 100-year-old wind energy equation, boosting turbine efficiency and cutting costs.

Judge agrees to suspend Dec. 1 removal deadline that developer Enel claims could cost up to $259 million, as a new court ...

The wind turbine in Crisfield has once more come to a standstill, just two weeks after crews successfully started it spinning ...

FRANKFURT: Wind turbines make money when they spin. But when they shake, it can cost billions. Siemens Energy AG is struggling to contain the fallout after discovering a main piece on the frame of ...