Royal Caribbean Has 28 Cruise Ships — Here's What You Need to Know About the Fleet Archimedes' principle, conceived by the ancient Greek mathematician and physicist, can help us understand how ...

Its final feature, inaugurated in late 2016, is a new ship lift, a hydraulic seesaw that raises and lowers vessels as many as 371 feet to traverse the dam. Archimedes’ notion was simple ...

That's why you can watch an ice-skating show on an adults-only cruise in the middle of the Caribbean or scale a rock-climbing wall as your ship sails around Europe. Thanks, Archimedes! Motion and ...