An interauterine device provides long-term birth control. iStockphoto hide caption

itoggle caption iStockphoto

Pope Francis holds a Virgin Mary statue as he arrives at the Mall of Asia arena in Manila, Philippines, on Friday. The pontiff has issued a strong statement supporting the church's teachings on artificial contraception. Alessandra Tarantino/AP hide caption

itoggle caption Alessandra Tarantino/AP

Better than Egyptian cotton: This electrically spun fabric contains anti-HIV drugs and dissolves rapidly when it gets wet. Courtesy of University of Washington hide caption

itoggle caption Courtesy of University of Washington

At the center of the debate: prescription contraceptives. Tim Matsui/Getty Images hide caption

itoggle caption Tim Matsui/Getty Images