PJS Cover Vol 144 No2 Dec 2015

This is the online version of the Philippine Journal of Science (Philipp J Sci), a journal on natural sciences, engineering, mathematics and social sciences published by the Department of Science and Technology and managed by Science and Technology Information Institute of the Department of Science and Technology.

The first issue of Philippine Journal of Science came out in 1906. It ceased publication in 1941 during the Second World War and resumed publication in 1947. It celebrates its 110th year anniversary this 2016.