Josué Colón, Puerto Rico's energy director, said it could take up to 48 hours to fully restore power. Crews are currently working to activate backup units and determine what caused the shutdown ...

Flights depart from Heathrow: Several flights have now taken off from London’s Heathrow Airport after it was completely shut down following ... London A separate backup power supply for the ...

The London police later on Friday also played down the possibility of foul ... Do major airports usually have backup systems that can power the entire operation, or do they rely on one main ...

More science instruments are being shut down on the Voyager probes as engineers attempt to eke out the power and keep them ...

After power was restored ... about how it could be shut down by a fire at a single substation 2 miles (3.2 kilometers) away. The airport said it has emergency backup systems that worked as ...

Airline chiefs have accused Heathrow of “clear failure” after Europe’s busiest airport was shut down by ... have lost power equal to that of a mid-sized city and our backup systems have ...