A powerful X-class solar flare erupted on June 19, disrupting radio signals and potentially setting the stage for geomagnetic ...

NASA captured an image of the sun emitting a powerful solar flare that could interfere with technology on Earth.

"So glad you are all ok." Off-grid homeowner shares experience after massive blackout rocks millions: 'A little bit more ...

According to spaceweather.com, the sunspot region 4114 released multiple flares within 24 hours, but they were in the M-class ...

The blackout that took down the Iberian grid serving Spain and Portugal in April was the result of a number of smaller ...

Spain's government and its grid operator have issued separate findings into the causes that led to the massive blackout ...

Spain’s government said Tuesday that the massive April power outage across Spain and Portugal that left tens of millions of ...

Spain's energy watchdog has updated power grid voltage control rules to expand renewable energy's role. The changes, prompted by an April blackout, require renewables to offer voltage control, ...

Spain has released the results of its investigation into the April blackout, which ruled out renewables as the cause of the ...