Using ethanol fuel, it is possible to make 2 to 2.5 L 4 cylinder engines that have the same or more power than the gasoline V8s currently used in even the largest trucks or SUVs.

FORBES: How to Build a Car that Gets 54.5 MPG

The Indy League Racing Circuit cars use 3.0 L Honda, V8 engines.

FORBES: How to Build a Car that Gets 54.5 MPG

The next day, when the cloud moved and I completed my journey, I learned that, after a similar belch of ash choked out all four engines of a K.L.M. flight into Anchorage in 1989, Ted Stevens finagled an earmark on an appropriations bill to secure federal funds for the Alaska Volcano Observatory, whose missions included the monitoring of volcanic activity and its attendant hazards.

NEWYORKER: The State of Sarah Palin