A team from Portsmouth Naval Shipyard spent much of 2025 coordinating with the base. At the project’s peak, more than 400 shipyard personnel were deployed to Connecticut.
The event marked the first time an additive manufactured copper nickel flange has been welded at a public shipyard and one of its first applications for in-service submarine use.
Seaweed grows well in Maine, yet little of that potential has translated into high-value products or ingredients. Atlantic BlueBio wants to build the infrastructure needed to turn abundance into economic opportunity.
The Portsmouth Naval Shipyard project distinguished Cheyenne as the first submarine to undergo an overhaul as part of a program that extended its total service life beyond 44 years.
The move is part of a new partnership between Stonewall Kitchen and Alene Candles, a manufacturer in Milford, N.H., that will handle production of Village-Candle-branded products.