Authorities have blamed a 'rare atmospheric phenomenon' for causing the huge blackouts. Spectators roam inside the Madrid ...

See photos of the massive power outage that affected millions of people in Spain and Portugal due to an "induced atmospheric ...

Traffic was gridlocked, trains stopped working, people were stuck in lifts and nuclear power stations were automatically shut ...

Airports, trains and internet and mobile coverage were among the services affected by the blackout - with traffic lights also ...

Eduardo Prieto, director of Spanish transmission system operator Red Eléctrica, on Monday said the blackout had been caused ...

Power is slowly being restored after a massive blackout in Spain, Portugal and France. Officials say the cause is still a ...

BARCELONA, Spain (AP) — A blackout brought much of Spain and Portugal to a standstill Monday, halting subway and railway ...

Power cuts have impacted as many as 50 million people across Spain and Portugal - causing huge disruption to public transport ...

Spain-Portugal power outage leaves tens of millions in the dark. Could it happen in the US? - The U.S. electrical grids are ...

It was the second serious European power outage in less than six weeks after a March 20 fire shut down Heathrow Airport in ...

Officials are yet to confirm exactly what caused more than 50 million people to lose power this afternoon, with a number of ...