SEOUL—Hyundai Motor Co and SK On plan to invest about $1.88 billion to build a new joint venture battery factory in the United States.

WARREN, OH—Workers will vote this week whether to unionize at Ultium Cells’ battery assembly plant here.

SPRING HILL, TN—Ultium Cells LLC, a joint venture of LG Energy Solution and General Motors, will spend $275 million to expand its battery cell assembly plant

TUCSON, AZ—American Battery Factory is planning to build a $1.2 billion battery manufacturing plant here. 

LOS ANGELES—The Petersen Automotive Museum here has opened a temporary exhibit that focuses on Tesla Inc.

IRVING, TX—Caterpillar Inc. has unveiled an electric version of its 793 mining truck.

SANTA CLARA, CA—Archer Aviation Inc. recently unveiled its first production aircraft.

COWETA COUNTY, GA—FREYR Battery plans to open a new assembly plant here, about 40 miles south of Atlanta.

MILWAUKEE—Ford Motor Co. will use controls supplied by Rockwell Automation Inc. to operate its next three electric vehicle assembly plants located in Avon Lake, OH; Blue Oval City, TN; and Oakville, ON.

PAPENBURG, Germany—A Rimac Nevera recently set a world record on a banked test track here, making it the fastest electric production vehicle in the world.