De cómo las erupciones solares pueden alterar las señales del sistema de posicionamiento global GPS:
Solar Flares Could Seriously Disrupt GPS Receivers
A minor solar flare in September 2005 produced a noticeable degradation of all GPS signals on the day side of the Earth. When scaled up to the larger solar flares expected in 2011-12, Cornell researchers expect massive outages of all GPS receivers on the day side of the Earth.