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Evidence for the Big Bang Theory Whether you happen to be walking down a neighborhood street on a starry night or trekking across Canada in a car or rising to the bright sunshine that beams through your bedroom window in the morning many of us easily take it for granted or perhaps it simply goes unnoticed that we are human beings living on a planet called Earth or that the beautiful stars in the sky have existed long before we did or that our planet is but a tiny speck of sand in the grand Universe Where did it all come from many people before us have asked themselves Scientists of Cosmology who study large scale structures and the origin of the universe have struggled with this very question and have developed several theories to answer just that One such theory is called the Big Bang It has become one of the most widely accepted theories of our time because in several ways it provides tangible evidence to explain the origin of the universe The Big Bang Theory assumes that the Universe began as cosmic singularity as small as an atomic nucleus which is infinitely small and infinitely curved and that all matter and energy were concentrated in a single point Impey Hartman 513 This implies that the universe as an evolving model that existed in space-time which began from an initial singularity and subsequently expanded IH 513 Fundamentally this theory tries to account for the physical events that took place in the very first moments during the creation of the universe well over 15 million years ago In much of the literature it is evident that the three key pieces of evidence that support this theory include the presence of cosmic microwave background radiation galaxies are taking part in a universal expansion as indicated by the linear relationship between distance and redshift and the discovery of light elements nucleosynthesis in the
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