For a topical guide to this subject, see Outline of natural science. The natural sciences seek to understand how the world and universe around us works. There are five major branches (top left to bottom right): Chemistry, astronomy, earth science, physics, and biology. Natural science is a branch of science concerned with the description, prediction, and understanding of natural phenomena, based on observational and empirical evidence. Mechanisms such as peer review and repeatability of findings are used to try to ensure the validity of scientific advances.
The Time of My Life by David Cook. This was was chosen out of 20 songs by online voters in the American Idol Songwriter's Competition. The winning songwriter, Regie Hamm, is an aspiring singer who entered the contest at his wife's suggestion - she's a big American Idol fan.
His recording of Home was released as a single on May 23, 2012 and included as a track on the compilations American Idol Season Finale-Season 11 EP and Journey to the Finale released at the same time.avid Cook 's single  The Time of My Life  debuted at No. 3 in the week ending May 25, 2008. Home sold 278,000 the first week, the biggest digital sales week ever for a winner's coronation song, surpassing David Cook's Time of My Life, which had first week sales of 236,000 in 2008.