The study appeared in the official scientific journal of the American Academy of Physical Medicine.

VOA: special.2010.02.03

She says a four-year scientific study initiated by the World Bank says there is little role for genetic modification in feeding the poor on a large scale.

VOA: standard.2009.10.21

But in the 13th century, the capital city,Angkor,died off, and a new scientific study indicates that climate, specifically decades of drought interspersed with intense monsoons, helped bring down the Khmer capital.

VOA: standard.2010.04.05