Make your fuel go further with these great tips... As well as looking for the cheapest petrol station, there are lots of other ways you can lower your fuel expenditure. We asked driver trainer Chris L ...

Creating liquid biofuels from human waste shows promise as a way to meet one of alternative energy’s greatest challenges: reducing the transportation sector’s heavy carbon footprint. The good news is ...

Just for a minute, think about how much of the plastic you use today will end up as trash. Drink bottles? Grocery bags? Food wrappers? If you live in the United States, it’ll probably add up to about ...