You might have noticed that some gas stations occasionally offer specials on unleaded 88 octane gas—also known as E15—which contains 15 percent ethanol. Ethanol is an alcohol that’s derived from corn.

Better watch which nozzle you reach for when pulling up to the gas pump later this year. If a new gasoline formula called E15, with 15 percent percent ethanol, joins the existing 10 percent corn-juice ...

Formula 1, widely considered the pinnacle of automotive engineering but woefully behind in environmentalism, is reportedly considering a switch to ethanol. This year, at least 5.75 percent of the fuel ...

The Environmental Protection Agency is considering a request from farm states to raise the ethanol content of gasoline from the current 10 percent to as much as 15 percent. Agreeing to this change ...

The U.S. ethanol industry's latest push to expand is off to a slow start, with many gas-station owners wary about a new gasoline blend containing 15% ethanol. Since the blend known as E15 first hit ...

Q: I have questions about ethanol on the North Shore. What percent of ethanol do we get in our gasoline? Is it the same for all brands? Does it vary by octane grade? Does the percent vary from time to ...

WASHINGTON (Reuters) - Democratic leaders in the U.S. House of Representatives must change existing biofuel rules if they want to pass a bill to regulate greenhouse gas emissions, the House ...

An Autopia reader (who hails from my birthplace of Philadelphia) emailed us inquiring about the alternative fuel butanol. I posted an item on it last year, but since then BP has joined the ranks of ...

It might seem odd for someone who writes about climate change to be a racing fan, but no one ever said life was uncomplicated. Concern for the environment and a desire to see cars run flat out around ...