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Diesel prices climbed for the seventh week in a row, although the increase was a modest 1.7 cents a gallon nationally.

Global battery supplier Clarios is expanding its engineering capabilities and developing new technologies to meet the shifting power demands of modern vehicles.

DUBAI, United Arab Emirates — Saudi Arabia and Russia agreed Sept. 5 to extend their voluntary oil production cuts through the end of this year.

Chevron Corp. bought a plot of land the size of almost 60 football fields just outside of Houston in preparation for what could become a new research-and-development campus.

A Washington think tank is encouraging the federal government to proceed with a legislatively mandated national pilot program to explore the viability of a vehicle-miles-traveled fee.

Florida has started to dig out from the aftermath of Idalia, which weakened to a tropical storm even as it brought heavy rain across Georgia and the Carolinas.

Navistar’s International SuperTruck II achieved a 60% reduction in weight compared with the baseline model due to a composite cab and trailer box, TPI Composites said.

Alternatives for reducing emissions that go beyond a federal regulatory push to expand use of battery-electric  trucks exist for both near- and longer-term applications, experts said.

Florida and four other states issued emergency waivers for commercial motor vehicles that remain in effect for varying periods up to a month to deal with the aftermath of Hurricane Idalia.

Diesel prices lurched forward another 8.6 cents a gallon to reach $4.475 for the national average, according to data from the Energy Information Administration released Aug. 28.