How to understand Time ?

How to understand the Time? We are standing at the river bank, watching the flow of water and counting the moments.   The moments are on the move and the moment in seconds, minutes and hours. The simultaneous flow of water along with the flow of time, tells us the nature

All we know about the Universe

The more we are getting to know about the universe, more it is telling us about the properties of light. If it is Newtonian physics, it was more about gravity but the landscape to understand the universe have been changed after the relativity theory of Einstein and light was again