Dr. T. D. Singh authored and edited more than a dozen acclaimed books on science-spirituality: What is Matter and What is Life? (1977), Theobiology (1979), Synthesis of Science and Religion: Critical Essays and Dialogues (1987), Thoughts on Synthesis of Science and Religion (2001), Towards a Culture of Harmony and Peace (2005), Science, Spirituality and the Nature of Reality (2005), God is a Person (2006), Life, Matter and their Interactions (2006), God, Intelligent Design and Fine-tuning (2006), Life and Spiritual Evolution (2004), Seven Nobel Laureates on Science and Spirituality (2004), Vedanta and Science Series: Life and Origin of the Universe (2004), Vedanta and Science Series: Reality of God’s Existence (2006). Besides, he penned and made ready numerous other papers and booklets which are yet to be published.

He was also the Founding Editor-in-Chief of Savijïänam-Scientific Exploration for a Spiritual Paradigm, which is a distinguished journal of the Bhaktivedanta Institute and Tattvajijïäsä-Scientific and Spiritual Quest for the Ultimate Reality, the student’s magazine of the Bhaktivedanta Institute.