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 ...

If the world hates you, realize that it hated me first... Remember the word I spoke to you, 'No servant is greater than his master.' If they persecuted me, they will also persecute you. John 15:18-20 ...

In 1531 a "Lady from Heaven" appeared to Saint Juan Diego, a poor Indian from Tepeyac, a hill northwest of Mexico City. She identified herself as the Mother of the True God and instructed him to have ...

Optical physics is the study of the fundamental properties of light and its interaction with matter. This includes classical optical phenomena such as reflection, refraction, diffraction and ...