Sail is a tensile structure using wind power to propel sailing craft. Sail provides propulsion through lift and drag depending on angle of attack. Sail angle affects propulsive force: closer to wind generates lift, farther generates drag
Keel is the bottom-most longitudinal structural element of watercraft. Word "keel" comes from Old English cēol, first recorded in 6th century Latin. Ancient Greek Kyrenia shipwreck (315 BC) shows keel origin
Boats can be crafted from any Overworld planks, except crimson and warped ones. Boats can be retrieved by repeatedly hitting them until they drop. Master-level fisherman villagers sell boats for emeralds based on biome type
US Navy has 243 active fleet units, including 11 aircraft carriers. Fleet core consists of 131 destroyers and 68 submarines. Service ranks 1st globally among 39 naval powers. Median hull age is 24.2 years
Rogue-lite space shooter combining arcade combat with modern action-RPG elements. Players can build unique ships from scratch in single gameplay sessions. Features over 200 modular upgrades for weapon, shield, and body customization. Includes various weapons like Thermal Lance and Swords with unique abilities
The Cyclops is a 54m long, 12m wide, 14m tall submarine. It can dive to depths of 500m or 1700m with upgrades. Can be used as a mobile base with furniture and amenities. Features three speed settings and three external cameras