co - author dr zita martins , a chemist and astrobiologist from empress college london , states their observations indicate that some of the elements that generated life on earth came from crater warplanes . " we are not stating that only meteorites amounted to the building stone of lives , " she said , " but it ' s a very profound breakthrough . " other scientists , too , do not say that meteoritic chemicals played such a profound component . according to emeritus professor robert shapiro of new york university , " they ' re a subunit of a block of dna . my perspective is that their amounts were utterly unimportant and unnecessary . " wikinews contacted professor paul davies , a chemist and astrobiologist presently at arizona national university , about the recent findings . while he agreement with the findings , he said that he argues such finds are " a cut light in the origin of humanity story - a hangover from the march - urey accident . life is all about intelligence - its construction and analysis . "
Shapiro teaches at NY University.