‘A Slap in the Face’: Iranians Watched Trump’s Mideast Tour With Envy

On his way home from work this week in Tehran, Majid, a 34-year-old computer programmer, encountered traffic chaos because a power outage had disabled the stoplights. Earlier in the day, he and his co-workers had been trapped on the 16th…

Power Outage in Spain and Portugal Creates a Day of Confusion

Rocio Vilaplana, a dentist in southeastern Spain, was closing a suture in a patient’s mouth during oral surgery early Monday afternoon when the lights went out. “Everything started beeping,” Ms. Vilaplana said. Her backup generator kicked in, the emergency lights…

Heathrow Was Warned of Power Supply Vulnerabilities, Airlines Advocate Says

The head of an airline advocacy group warned officials at Heathrow Airport of the threat posed by potential substation failures days before a fire forced the shutdown of the airport last month, he told British lawmakers on Wednesday. “I’d actually…

A Fire Plunged Heathrow Into Darkness. A Nearby Data Center Kept Humming. Why?

A gleaming new data center sits less than half a mile from the electric substation where a fire plunged Heathrow Airport into darkness last week. The data center’s own power was also cut that day. But no one who relied…

U.K. Launches Investigation into Heathrow Airport Blackout

The British government has ordered an urgent investigation into how a fire at an electricity substation left Heathrow Airport in London in darkness on Friday, crippling one of the world’s busiest airports. “We are determined to properly understand what happened…

‘So Eager to Get Back’: Travelers Pour Into a Reopened Heathrow

Throngs of passengers anxious to get on their way surged into Heathrow Airport in London on Saturday, a day after a power blackout closed the airport and forced thousands to delay their trips. As information boards flickered back to life,…

Travel Disruptions Linger as Flights Resume at London’s Heathrow

Heathrow Airport in London, one of the world’s busiest air hubs, resumed full operations on Saturday. But after a fire at an electrical substation halted operations for most of Friday, global travel remained disrupted. The police were still investigating what…