Defence Science Journal, a bi-monthly journal of the Defence Research & Development Organisation (DRDO), Ministry of Defence, Government of India, is published by the Defence Scientific Information & Documentation Centre (DESIDOC), Delhi. It is brought out in the months of January, March, May, July, September and November.

The Journal publishes research papers in various disciplines of science and technology which by and large lead to tangible results for direct Defence applications. Review papers and short communications having a bearing on Defence are also accepted for publication in the Journal.

The articles published in the Journal are indexed/reviewed in Chemical Abstracts, INSPEC, Science Abstracts (Parts A, B & C) Mathematical Reviews, Current Mathematical Publications, MATHSCI, BIOSIS, COMPENDEX, Engineering Index, Indian Science Abstracts, International Aerospace Abstracts, and Cambridge Scientific Abstracts.