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Caterpillar, Westport Innovations Team Up to Develop Natural Gas Truck Technology

Westport Innovations Inc. and Caterpillar Inc. last week announced plans to collaborate on the development of natural gas technology for mining and off-road trucks as well as for freight locomotives, marking the latest trend in the spread of natural gas as an alternative fuel source.

June 11, 2012

U.S. Trade Deficit Narrows in April

The U.S. trade deficit shrank by 4.9% in April as a drop in imports more than offset the first exports decline in five months, the Commerce Department said Friday.

June 8, 2012

Diesel Dips 5.1¢ to $3.846, After Eighth Straight Decline

U.S. retail diesel prices declined for the eighth straight week as trucking’s main fuel fell 5.1 cents more to a national average of $3.846 a gallon, according to the Department of Energy.

June 11, 2012

Shell Sets Plan for LNG Fueling at TA Truck Stops

Shell Oil Co. said Thursday it has signed a memorandum of understanding with TravelCenters of America LLC to provide liquefied natural gas for heavy-duty trucks at TA travel plazas.

June 7, 2012

Oil Rises for Third Day, Topping $85 a Barrel

Oil rose for a third day, topping $85 a barrel as supplies slipped and economic reports that signaled higher demand, Bloomberg reported.

June 6, 2012

Oil Continues to Fall on Growth Concerns

Oil fell for a fifth trading day Monday, dropping more than $2 to just over $81 a barrel on concerns about economic growth in the U.S. and China, Bloomberg reported

June 4, 2012

Diesel Drops 5.1¢ to $3.846 in Eighth Decline

Diesel fell for the eighth straight week, dropping 5.1 cents to $3.846 a gallon, while gasoline took its biggest decline this year, the Department of Energy reported.

June 5, 2012

Diesel Retrofit Sales Declined in 2011, Survey Shows

Sales of all diesel retrofit devices in the United States declined in 2011 from the previous two years, according to the Manufacturers of Emission Controls Association.

June 5, 2012

Diesel Down 5.9¢ to $3.897; Fall in Crude Sparks Largest Drop in 5 Months

The national average price for a gallon of retail diesel fell 5.9 cents to $3.897 last week, the seventh straight decline and the largest one-week drop in five months, the Department of Energy reported.

June 4, 2012

Oil Falls to 10-Month Low Under $87 a Barrel

Oil fell below $87 a barrel Thursday, capping its biggest monthly decline in more than three years following a Department of Energy report that showed crude supplies rose to a 22-year high, Bloomberg reported.

May 31, 2012