jennyhappy

we will know where we came from,why did the universe exist? to put in another way ,why is there something instead of nothing ? Since 1920s',scientists have known the universe is expanding,which means it must have started at a definite time of past.They even have developed theories that give detailed picture of the evolution of the universe from the time of fraction of second world to the present. Over the next couple of decades,these theories will be refined by date from .........We will have a better understanding of how matter behaves at the unfathomably high temperatures and pressures of the early universe.