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Viewer RatingYou must sign in to voteThe Human mind can perceive only four dimensions. The first three being physical dimensions such as length, breadth and height, and the fourth being the Time dimension. That is why we can see, hear, feel and touch only those entities which exist in the three dimensional world. Our sensory … Read more
Viewer RatingYou must sign in to voteSince time immemorial, humanity has been perplexed about the possibility of extra terrestrial life and visitors from outer space. There have been numerous reports of sightings of spaceships and natural phenomenon which did not have any logical explanation and which could not be attributed to any other event or … Read more
Viewer RatingYou must sign in to voteA black hole is a region of space-time exhibiting such strong gravitational effects that no particle or electromagnetic radiation, such as light, can escape from inside it. The theory of general relativity predicts that a sufficiently compact mass can deform space-time to form a black hole. The boundary of … Read more