Recent content by Piano

  1. P

    What Are the Concepts of Time and Spacetime?

    thank u :) I got an article concerning this topic I searched for it in Wiki ... but it was too long
  2. P

    What Are the Concepts of Time and Spacetime?

    Hi, I'm new to the forums here but I just wanted two Article summary on the concept of time and spacetime please , I really need it