Fuel does not stay fresh forever. Gasoline begins to oxidize in a few months, forming sticky varnish and gum that can clog ...

A 22-year-old inventor is gaining viral attention for what he calls “Plastoline,” a fuel he says is made from plastic waste.

The fuel oozes up at the south end of Old Lighthouse Road at the Buxton Beach Access, National Park Service officials say. The odor and oily sheen has forced Cape Hatteras National Seashore to keep ...