The Icon of the Seas is a big ship. At 1,197 feet long and weighing in at 248,663 gross tonnes, she is the largest cruise ship in the world. She has 20 decks and can hold 7,600 passengers and 2,350 ...

Space startup Astra has shipped 110 satellite engines over the past year and is planning a new rocket test in 2026. Credit: StockCake Space startup Astra said on Jan. 21 that it has shipped 110 ...

Imagine a cargo ship pulling away from port and, instead of burning diesel, it runs on fuel made from the very seawater beneath its hull. That is the vision behind a new United Kingdom project that ...

When people think of big engines, they usually think of regular gas engines, like Koenigsegg's 2,300-horsepower monster. However, if you think about it, there are many much bigger vehicles out there, ...