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A divided federal appeals court has thrown out portions of the 2016 Phase 2 greenhouse gas emissions rule that would have required heavy- and medium-duty trailers for the first time ever to adopt some combination of fuel-saving technologies.

Rivian Automotive Inc. ended its first day as a public company valued at almost $88 billion, more than tripling its last private valuation after investors piled into 2021’s biggest initial public offering.

Hyliion Holdings Corp. reported a wider third-quarter net loss and no revenue as it worked to bring its two electrified powertrain solutions for Class 8 trucks to market.

Electric vehicle-maker Rivian Automotive Inc. priced shares in its initial public offering at $78 apiece to raise about $11.9 billion, according to people familiar with the matter.

Eleven years after Tesla Inc. went public with a market value of less than $2 billion, one of its most closely watched competitors is following in its tire treads with a much richer valuation.

Rivian Automotive Inc., the electric truck maker backed by Amazon .com Inc., has elevated the marketed range of its initial public offering to raise as much as $10 billion.

Sensata Technologies announced new custom-designed high-voltage junction box solutions for charging commercial electric vehicles.

The Department of Energy's Office of Energy Efficiency and Renewable Energy is providing funding to five original equipment manufacturers as part of its SuperTruck 3 initiative.

GLASGOW, Scotland — Major shipping companies on Nov. 5 called for governments to put more money into researching and developing cleaner technologies to help the industry reduce its greenhouse gas emissions.