This is not the first study to show a link between deforestation and malaria, but Olson says her study is notable because of the rigorous way Brazilian health officials gathered the malaria data.

VOA: standard.2010.06.17

In this study, the research team developed a new statistical way of analyzing the genetic code of people who had reached age 100 as compared with people who had a more typical lifespan.

VOA: standard.2010.07.14