Cow power: Indiana farm uses manure to fuel its dairy trucks
April 5, 2013, 3:42 p.m. by John Platt
Fair Oaks Farms now powers 42 tractor-trailers with compressed natural gas from methane, the largest project of its kind to date.
Fixing diesel's bad reputation with 50-mpg clean cars
February 8, 2013, 1:20 p.m. by Jim Motavalli
In the '70s and '80s, diesels were noisy, smelly, polluting and slow. Well, guess what? They're not anymore. Clean diesel is a real alternative, with 650-mile range being one big benefit.
Solved: The mystery of the biofuel-filled train that kept crossing the border
December 28, 2012, 10:32 a.m. by John Platt
A Canadian company and a partner are the latest to defraud an EPA system designed to bring more renewable fuels into the market.
Student entrepreneurs help heat Rhode Island homes
December 21, 2012, 3:08 p.m. by Melissa Hincha-Ownby
Cassandra Lin and her classmates provided enough biodiesel to heat 210 homes in Westerly, Rhode Island.
Advantages of biodiesel fuel blends for home heating
November 28, 2012, 12:39 p.m. by Networx Systems
Virtually sulfur-free biodiesel fuel is available in blends for home oil burners.
Daryl Hannah on her biodiesel
March 26, 2012, 10:41 a.m.
Video: Actress and environmental activist Daryl Hannah tells WSJ's Joe White about the biodiesel-powered cars in her garage at the 2012 ECO:nomics conference.
Forget electric vehicles: Here come the 50-mpg gas and diesel cars
November 15, 2011, 11:26 a.m. by Jim Motavalli
Electric cars get all the love and the federal money, say diesel and turbo advocates — and they want a level playing field.
Envelope, please: The Green Car of the Year awards
October 26, 2011, 2:30 p.m. by Jim Motavalli
Five cars vie for the title, but only one will win. Luckily, they're all worthy. Just don't make me watch the awards ceremony, because I hate that stuff.
Farmers' Almanac warns of brutal winter
No solar eclipse glasses? Here's what to do
Nobody wants the family heirlooms anymore
This border collie is so excited to be working at the farm
15 not-so-dumb eclipse questions and myths
Watch rare footage of a blue whale deciding which krill patch is worth a giant bite