IT seems to be fairly generally conceded that uniform motion relative to the æther is, in principle, un-detectable by optical devices. Poincaré, for instance, who did not entirely accept the positions ...

THERE is a point in connection with Newton's laws of motion which tha text-books on dynamics, which found the science upon those laws, seem to me to leave very inconveniently and unnecessarily ...

What Are Newton’s Laws Of Motion? Definition: The laws of motion are fundamental principles in physics that describe the relationship between the motion of an object and the forces acting on it. These ...