Naval Group manufactured a new-generation propeller via a metal 3D printing process, mounted on a tripartite minehunter.This propeller is 2.5-m in diameter, supported by five 200-kg blades. The ...

The propellers of the world's ships and boats create a constant drone that disrupts ocean life. New propeller designs based on loops could one day quiet that drone and be more fuel efficient. Sharrow ...

Hamburger Hafen und Logistik AG (HHLA) loaded the biggest ship propeller in the world onto a vessel. The “HHLA IV” floating crane brought the gigantic 110-tonne object to the port of Waltershof, where ...

Subscribe to our newsletter for the latest sci-tech news updates. SINTEF has now designed and manufactured new measuring equipment for model testing of contra-rotating propellers. This could be good ...

They can weigh up to 150 tons, and it's not uncommon for them to measure nine meters or more in diameter: the ship propellers on huge tankers, container ships and cruise liners are invisible giants.

SAN DIEGO (KGTV) -- A cruise ship in need of repair will be in San Diego for an additional day after passengers say it received some sort of damage to its propeller. Passengers say the ship's ...

Considered to be the last great French merchant Ship, the Belem is an impressive three-mast Vessel reaching 34 metres (112 ft) tall and 58 metres (90 ft) long. As well as possessing an impressive 22 ...

San DiegoSan Diego — Passengers aboard the Holland America Line cruise ship Oosterdam unexpectedly had an extra day to spend in San Diego this weekend when propeller issues delayed the ship’s ...