NEWARK, New Jersey -- Radar screens at Newark Airport went black again early Friday morning. Air traffic controllers could be heard telling a FedEx plane that their screens went dark and then asked ...

LONDON (Reuters) - The development of a "stealth" turbine blade, based on military technology, may help overcome the problem of wind farms interfering with aviation radar systems, its developers said.

LONDON, Jan 27 (Reuters) - The development of a "stealth" turbine blade, based on military technology, may help overcome the problem of wind farms interfering with aviation radar systems, its ...