This book is a tribute to the multi-faceted genius, Dr. Homi Jehangir Bhabha, the visionary scientist and the architect of India's nuclear energy program. Dr. Bhabha, endowed with versatile talents, played a crucial role in steering modern science in India towards new horizons. It is due to his foresight that research is now progressing not only in physics but also in various other fields of science, such as electronics, space science, radio astronomy, and molecular biology. However, Dr. Bhabha's interests and brilliance were not confined to any limits. He was a great visionary, institution builder, administrator, art and beauty enthusiast, and a lover of nature. The unprecedented progress in the scientific and technological development of the country during his tenure of just twenty-five years can be attributed to his work style, diligence, and impactful personality. This book is for those who have a keen desire to acquire knowledge. It not only presents the biography of Bhabha but also provides detailed information about his research works in a lucid and enlightening language. It is hoped that this book will succeed in igniting a passion for science among people of all age groups, especially becoming a guiding and inspiring source for the new generation in India.