Ever wonder about those yellow gas pumps marked E85 that dispense fuel that's typically slightly less expensive than the station's other options? E85 is an ethanol-heavy blend of gasoline that ...

Alongside debates over engine compatibility with E10 biofuel gasoline, social media has seen many videos teaching people how ...

Would adding more ethanol to gasoline lower prices at the pump? NPR's Ayesha Rascoe talks to Bloomberg reporter Elizabeth Elkin about a bill that would allow 15% ethanol blends year-round.

With the conflict in Iran strangling oil and gas supplies, prices at the pump have been rising. The economic pain may be acute as many hit the road over the Memorial Day weekend. In one move meant to ...