Biofuel

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U.S. Navy unveils its ‘great green fleet’ with some red-white-and-blue machismo

Exercises near Hawaii reveal that the U.S. Navy is committed to both biofuels and zingers.

16-year-old scientist could turn Egypt’s plastic problem into a biofuel boom

What have you done for your country lately? Sixteen-year-old Azza Abdel Hamid Falad has figured out a way to make Egypt $78 million worth of biofuel each year. The key: an inexpensive catalyst that will turn plastic into fuel.

Ethanol: Beloved by farmers, detested by Big Oil, endlessly debated by Congress

A case study in how change is made in Washington: slowly, with much debate, and with tangential regard for the science.

Antarctic moss eats 8,000-year-old penguin poop

Earlier this year, a slightly horrifying factoid made its way around the internet: Penguins poop so much that piles of their poop can be seen from space. But take heart, people who don’t like thinking about mountains of bird guano: …

Here’s a fuel cell that runs on brain juice

Whatever, Google Glasses; I’m holding out for the Google brain implant. And that just got a little more plausible, thanks to new technology for fuel cells that run off of blood sugar. In theory, if you popped one of these babies …

Thieves steal grease; slip away

A rash of grease thefts means only two things: the biofuel industry is here to stay, and The Simpsons is awfully prescient.

Wisconsin hospital is powered by beer and cheese

Gundersen Lutheran Hospital, in La Crosse, Wis., aims to be energy independent by 2014. Hospitals use a ton of energy, so that’s a tough goal to meet. But Gundersen is getting there by piggybacking on Wisconsin’s best-known industries: beer and …

The answer to our fuel woes might be monster sweet potatoes

Corn ethanol is a good idea in theory — what’s more renewable than a fuel source you plant and harvest every year? But corn is such an inefficient energy source that if we wanted to meet our biofuel goals with …