Gasoline

Angry protesters barricaded roads with burning tires and rocks after the government more than doubled the price of fuel in a bid to improve supplies as the country battles its worst gasoline shortage in a decade.

The main federal fund for roads and bridges runs at a deep deficit. If even red states can raise the gas tax, why can’t Congress?

Gradual advancements in the art and science of fire investigation continue.

In California, hydrogen-fueled cars are gaining in popularity. Will their safety issues garner greater scrutiny?