"Consciousness is a state that defies definition, but which may involve thoughts, sensations, perceptions, moods, emotions, dreams, and an awareness of self, although not necessarily all of these. Consciousness is a point of view, an I, or what Thomas Nagel called the existence of "something that it is like" to be something." - Wikipedia Have you ever tried to grasp the notion of...
Read moreHave you ever considered how to actually derive the famous E=mc2 formula? Does it require knowledge of Special Relativity or even worse: an understanding of the theory?. Well, no! The only skill needed is some high-school physics and a bit of curiosity. There is a box of mass M and horizontal length L in the picture below.The center of mass of the box in rest hangs somewhere above point...
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