Fertility Clinics Vary on Embryo Disposal Techniques By DAVID B. CARUSO    PHILADELPHIA (AP) -- The nation's fertility clinics vary widely when it comes to how they perform one of the most delicate aspects of their jobs: disposing of unused frozen human embryos that were created to help infertile women become pregnant... 

Which of the following sections of a newspaper would this article likely appear in? World News, Sports, Business, or Science and Technology? 