Authorities probing a fire that killed dozens at a Swiss ski-resort bar say it appears to be a textbook case of what fire ...

Flashover fires—such as the one that struck the Constellation bar in Crans-Montana on New Year’s Eve—are well known to firefighters but little understood by the public. A flashover is the moment at wh ...

The New Year’s Day inferno that ripped through a crowded bar in southern Switzerland, killing at least 40 people and injuring 119, spread so rapidly because of what is known as a flashover, local ...

A flashover was involved in the 2003 nightclub fire in Rhode Island that killed 100 people, a disaster that Mr. Kerber said ...

A haunting new photo captured the moment lit sparklers attached to champagne bottles ignited the ceiling at the Le ...