Despite the first upturn since November in average diesel prices this week, expect prices to move slightly lower at least for a while longer, according to...

Since the summer, the price of oil has plummeted 50 percent, hitting its lowest level in more than five years about a week before Christmas. Diesel has...

The average cost of on-highway diesel continues falling in most of the country, declining another 3.5 cents over the past week.

The price of oil keeps edging toward going back below the $100 per barrel mark, bringing fuel prices along for the ride. Crude lost 54 cents in trading in...

The price of oil has stabilized over the past week, but is still at its lowest level in years, while fuel prices show no signs of letting up from their...

A new government forecast is calling for diesel prices to average just below the same level this year as it was in 2012 and ease a little further next year.

One of the most closely watched surveys of fuel prices is back online following the end of the partial federal government shutdown and it shows fuel prices...

The average U.S. cost of on-highway diesel has increased for the third straight week since hitting a five-year low early this month, according to the U.S....

The national average price of on-highway diesel keeps pushing higher, increasing 4.3 cents from last week to $2.854 per gallon.

A rally for on-highway diesel prices has ended with the average cost of the fuel falling for the first in more than a month, according to the latest weekly...