With the rest of the world having long-since moved away from leaded fuels, aviation gasoline, or "avgas" for short, seemingly exists as a final holdover from a bygone era. The most ubiquitous avgas ...

Roughly 170,000 piston-engine aircraft are used across the country. Nearly all burn a grade of aviation gasoline that contains lead. (Nicolas Economou/NurPhoto via Getty Images) Reading Time: 7 ...

Uncle Sam has decided to "get the lead out" of gas. Face it: The lead is coming out. For better or for worse, our EPA who art in Washington has already cut the allowable gasoline lead concentration ...

The automobile itself traces its roots back to the late 19th century. Gas stations came about later, though, and people had to work a little harder to get gas up until that point. The first drive-in ...

GREAT BARRINGTON, Mass.—When American Airlines pilot Kent Wien goes flying for fun, his routine includes a long detour: a 90-mile round-trip flight from his base in Poughkeepsie, N.Y., to this town in ...

Engine knock, wherein fuel ignites unevenly along the cylinder wall resulting in damaging percussive shockwaves, is an issue that automakers have struggled to mitigate since the days of the Model T.

Between the early 1920s and 1980s, much of the gasoline used in the U.S. was leaded. Though usage peaked in the 1970s, it wasn’t banned as a passenger car fuel additive in the U.S. until 1996, and ...

Have pings got you down? Has driving your car become a pain in the gas? Are your exhaust valves being "lead" astray? Well, as promised in last month's "Living With Unleaded," article, have we got some ...