Dr. S. Ramesh Babu (born on 12th February, 1957) from Karnataka, India delivered the Longest Absolute Non-Stop Scientific Lecturing in 2 successive sessions of 8 Hr.11 Min., and 9 Hr. 11 Min., duration with only 15 min. rest gap in between, at M.S. Ramaiah Institute of Technology, Bangalore (Karnataka), India on 6th January, 1996, as a part of his 26 Hr. Marathon Scientific Lecture on the topic ‘Computer Aided Numerical Techniques’ – a B.E. Fifth Semester Mechanical Engineering Subject.