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The National Highway Traffic Safety Administration, which has the authority to force recalls, has opened two formal defect investigations that could ultimately lead Tesla Inc. to have to retrofit cars and restrict use of Autopilot in situations it still can’t safely handle.

The Department of Transportation has released $44 billion for rural infrastructure, an announcement that reinforced a White House commitment and aligned with a visit by Transportation Secretary Pete Buttigieg to a small Indiana river port.

In an all-day virtual hearing, many of the roughly 140 parties commenting expressed support for the U.S. Environmental Protection Agency’s proposed new rule to tighten nitrogen oxides emissions. Others, however, either viewed the effort as a lost opportunity or attacked it as an overreach.

Transport Topics captured seven 2022 Mid-Atlantic Region Azbee Awards of Excellence from the American Society of Business Publication Editors.

As electric vehicle sales take off, the number of them on the road is growing faster than the number of public charging points to support them.

A fast-growing, resilient species of dandelion that could serve as a domestic source for natural rubber for tires is the focus of accelerated commercialization backed by the Department of Defense and involving tiremaker Goodyear, BioMADE and Farmed Materials.

HOUSTON — Ports in the United States have a historic opportunity to upgrade aging infrastructure with billions of dollars in federal funding that will prepare facilities for years’ worth of expected growth in freight movement and ready them for a future where many are targeting eventual carbon-neutral operations.

DETROIT — U.S. safety regulators have opened an investigation into electric and hybrid vehicle batteries after five automakers issued recalls due to possible defects that could cause fires or stalling.

Elon Musk is joining Twitter’s board of directors a day after disclosing that the Tesla CEO took a 9% stake in the social media platform.