SAO PAULO, Feb 1 (Reuters) - Royal Dutch Shell Plc plans to make the biggest-ever foray into biofuels by an oil major, striking a deal with Brazil's Cosan to create a $21 billion a year ethanol joint ...

If you're a casual driver and don't pay much mind to the specifics of fuel composition, filling up at the gas station can be confusing, especially if it's a new car. Whether you're topping off a ...

If you own a gas-powered mower, you’ve probably wondered whether it’s worth hunting down ethanol-free fuel or if regular pump gas is good enough. I’ve wrestled with the same question, and the answer ...