Baker Hughes, an energy technology company, announced Thursday the launch of an advanced flame detection technology, Flame ...

The sensor allows the pilot light to be automatically re-ignited if the flame is no longer present. The circuit is a surprisingly simple one, with a PNP transistor being turned on by the flame ...

As soon as it detects the presence of a flame, it centers itself on the source and speeds over to snuff it out with a fan made from a propeller and a DC motor. Here comes the science: fire emits ...