What you always need to know about Quantum Gravity?

What you always need to know about Quantum Gravity?
[ Aim of this article: To explain about the conception of space, time and gravity from past to present.] [ Note: Actually, this article represents the script of the embed video in here. The featured snapshot is one of the slides from my mid-term progress defense presentation.] Before I answer this question, let’s go back ...

The premature state of “Topology” and “Graph Theory” nourished by “Seven Bridges of Königsberg Problem”

The premature state of  “Topology” and “Graph Theory”  nourished by  “Seven Bridges of Königsberg Problem”
[Aim of this article: To give a brief history of graph theory and topology]  [Note: This article is somewhat technical.] Many many years ago, there was a problem which created a mind-boggling puzzle to the eminent mathematician named Leonard Euler. But this isn’t the main starting of our story. There was a historical city of Königsberg ...