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Amazon.com Inc. violated federal labor law by unilaterally changing policies and terminating union supporters at its sole unionized warehouse, U.S. labor board prosecutors allege.

Self-driving car pioneer Waymo is teaming up with ride-hailing leader Uber in the Phoenix area to transport passengers and deliver food in robotic cars.

The U.S. and Canada announced the creation of the Binational Electric Vehicle Corridor, an 872-mile route that will stretch from Kalamazoo, Mich., to Quebec City, Quebec, and feature fast chargers every 50 miles. 

Alabama has taken steps toward building the state’s first renewable diesel production facility in Mobile using soybean oil from state farmers to make low-carbon fuel.

Delaware’s Supreme Court on May 15 overturned a judge’s ruling upholding a decision by state officials to prohibit electric vehicle maker Tesla from selling its cars directly to customers.

FRANKFURT, Germany — The former head of Volkswagen’s luxury division Audi pleaded guilty May 16 to charges tied to the automaker’s diesel emissions scandal.

Fleets and Class 8 truck manufacturers are running into many challenges preparing for the updated NOx regulations from the Environmental Protection Agency, coming into effect in 2027.

The U.S. Transportation Department said it had been hit by a data breach involving its administrative systems.

Repeal of the federal excise tax on heavy-duty commercial vehicles should be a key tool in the push to reduce trucking’s greenhouse gas emissions through electrification, a study says.

WASHINGTON — The Commerce Department is launching the application process for cities to receive a total of $500 million in grants to become technology hubs.