When the 'Dragonfly' drone pointed its camera at the vast methane lakes on the surface of Titan, scientists at the Earth command center erupted with excitement — this 'ocean' made of liquid ...

An object in a fluid is displacing some of the fluid. The upthrust force is equal in size to the weight of the fluid displaced by the object. If the upthrust is less than the weight of the object, the ...

Of course, the rest is history. Archimedes had a bath and the original Eureka moment, streaked naked down the street, and ...

College of Mechanical Engineering, Zhejiang University of Technology, Hangzhou 310023, China Institute of Innovation Research of Shengzhou, Zhejiang University of Technology, Shengzhou 312400, China ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...