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

KYOYO, Japan—Researchers in Japan have developed a soft robotic microfinger that enables interaction with insects through tactile sensing.

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

INDIANAPOLIS—Pfeiffer Vacuum, a provider of vacuum and leak detection equipment, has opened a new 40,000-square-foot customer service facility here.

HUNTSVILLE, AL—Aerojet Rocketdyne, which makes rocket engines and motors for the aerospace and defense industry, will build a 379,000-square foot assembly plant here.

ST. CLOUD, FL—Mercury Marine assembly plant here has achieved a zero-waste-to-landfill designation. The factory makes electrical and plastic components for the company’s marine engines and related parts, accessories and technologies.

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

COVINGTON, GA—Archer Aviation Inc. will invest $118 million over the next 10 years to build a new assembly plant here to produce an electric vertical takeoff and landing aircraft (eVTOL).