Today we tell you about some new understanding of why cutting the main branch of a plant or tree can lead to better development.

VOA: special.2009.10.13

"What we found is that,in fact, even after measuring those additional biomarkers that there wasn't a great deal of benefit in terms of understanding who was more likely to develop heart disease" Doctor Wang says they did identify some combinations of biomarkers that improved predictions of heart attacks and strokes.

VOA: special.2009.07.15

"The in-depth discussions we are having, where we are testing our assumptions, where we are looking at how better to integrate our civilian and military components and our very clear understanding that Pakistan and the region must be addressed as well, is leading to some welcome clarity and the kind of commitment that is needed,"

VOA: standard.2009.10.12