There is no question that the moon has a significant influence on Earth. Its gravitational pull affects the planet and moves water masses in the daily rhythm of ebb and flow (tides) – this point is ...

White light interferometry (WLI) is a contact-free optical method for measuring surface height. It uses the phase difference between the light reflected off a reference mirror and the target sample to ...

On one hand, the speed of light is just a number: 299,792,458 meters per second. And on the other, it’s one of the most important constants that appears in nature and defines the relationship of ...