At first, they thought both fires were caused by spontaneous combustion, but it turns out just one of them was. PFA Chief Gene Maccarini said these occurrences are really rare, but can happen easily.

Climate Commissioner Hoekstra defended scrapping the landmark proposal to ban combustion-engine cars, calling it "a smart, ...

Forbes contributors publish independent expert analyses and insights. I am a professor at Cal State LA and the technical director for the Hydrogen Research and Fueling Facility. We go for better ...