A.P.J. Abdul Kalam is known as the 'Missile Man of India' for his contributions to the development of India's missile program.

Homi J. Bhabha is considered the father of the Indian nuclear program for his contributions to the establishment of the Atomic Energy Commission of India and the Bhabha Atomic Research Centre.

M.S. Swaminathan is known for his work on the Green Revolution, which led to increased agricultural productivity in India.

Vikram Sarabhai is known as the 'Father of Indian Space Program' for his contributions to the establishment of the Indian Space Research Organization (ISRO).

Ghanshyam Das Birla is known for his work on the development of the polio vaccine in India.

Raj Reddy is known as the 'Father of Indian Computer Science' for his contributions to the field of artificial intelligence and computer science.

S. Somanath is known for his work on the development of the indigenous cryogenic engine for India's space program.

Vijay Kumar is known as the 'Father of Indian Robotics' for his contributions to the field of robotics and autonomous systems.

Tejinder Singh Shergill is known for his work on the development of the indigenous light combat aircraft, Tejas.

Homi J. Bhabha is known as the 'Father of Indian Nuclear Power' for his contributions to the establishment of the nuclear power program in India.

Anil Kakodkar is known for his work on the development of the indigenous nuclear submarine, INS Arihant.

M.K. Bhan is known as the 'Father of Indian Biotechnology' for his contributions to the field of biotechnology and genetic engineering.

G. Madhavan Nair is known for his work on the development of the indigenous satellite launch vehicle, PSLV.

C.N.R. Rao is known as the 'Father of Indian Nanotechnology' for his contributions to the field of nanotechnology and materials science.

V.K. Saraswat is known for his work on the development of the indigenous main battle tank, Arjun.