The cassette on a public lecture by Professor M.K. Chandrashekaran on Biological Clocks in Bats, Mice and Humans.

The cassette contains lectures delivered by Prof. S. Ganesh (PRL), Prof. D. Bhattacharya (RRI) and R. Srianand (IUCAA)

The cassette contains a 10 minutes lecture delivered by Prof. Sreekantan

The cassette contains lecture delivered by Peter A. Wehinger, Steward Observatory, University of Arizona, and Dr. Steven V. W. Beckwith, Space Telescope Science Institute

The cassette contains Bicentennial Commemorative Public Lecture- 16 delivered by Prof. N. Kochupillai, Dept. of Endocrinology & Metabolism, AIIMS New Delhi

The cassette contains lectures delivered by Prof. D. Narasimha (TIFR) and Prof. R. Cowsik

The cassette contains lecture delivered by Prof. Arun Mangalam

The item contains a lecture by Mike Dopita, Research School of Astronomy & Astrophysics, The Australian National University.

The cassette contains lectures delivered by Prof. C. Sivaram, Prof. B. N. Dwivedi and Prof. Ram Sagar