It is indeed easy to find out. If you go to pubmed and search for vaccines and autism, you'll quickly find papers like this:<p><a href="http://www.ncbi.nlm.nih.gov/pubmed/19614825?itool=EntrezSystem2.PEntrez.Pubmed.Pubmed_ResultsPanel.Pubmed_RVDocSum&#38;ordinalpos=10" rel="nofollow">http://www.ncbi.nlm.nih.gov/pubmed/19614825?itool=EntrezSyst...</a><p>Which show that it has indeed been studied and that there is no known link. Rather, it is our detection capability that is improving.<p>There is plenty of information:<p><a href="http://www.ncbi.nlm.nih.gov/pubmed/19896907?itool=EntrezSystem2.PEntrez.Pubmed.Pubmed_ResultsPanel.Pubmed_RVDocSum&#38;ordinalpos=4" rel="nofollow">http://www.ncbi.nlm.nih.gov/pubmed/19896907?itool=EntrezSyst...</a><p><a href="http://www.ncbi.nlm.nih.gov/pubmed/19522237?itool=EntrezSystem2.PEntrez.Pubmed.Pubmed_ResultsPanel.Pubmed_RVDocSum&#38;ordinalpos=13" rel="nofollow">http://www.ncbi.nlm.nih.gov/pubmed/19522237?itool=EntrezSyst...</a><p>Jenny McCarthy is a well known anti-vaccine proponent who refuses to accept the huge number of studies in the area.