Body: "Science" is the field of of the nature and behaviour of natural things and the knowledge that we obtain about them.
People study "Science" in order to Firstly, science helps our understanding of the world around us. Everything we know about the universe, from how trees reproduce to what an atom is made up of, is the result of scientific research and experiment.
Physics, Biology, Chemistry, Computer Science, Geography are a few themes of "Science".
Brian Cox, Sam Harris, Phil Plait, Tim Berners-Lee, P.Z. Myers are some authorities of "Science".