In this issue
p. 0053

Peste des petits ruminants in India
p. 0055 | Ramachandran, S.; Nayak, R.

Science in the European Community--the extent of collaboration
p. 0056 | Arunachalam, Subbiah

E. C. G. Sudarshan and the development of weak interaction theory
p. 0059 | Mukunda, N.

The pain and joy of a major scientific discovery
p. 0060 | Marshak, R. E.

The nature of the four-Fermion interaction
p. 0065 | Sudarshan, E. C. G.; Marshak, R. E.

Theory of the Fermi interaction
p. 0076 | Feynman, R. P.; Gell-mann, M.

On the observations of radio sources occulted by the ion-tail of comets
p. 0082 | Sharma, A. K.

Remnants of greenstone sequence from the Archaean rocks of Rajasthan
p. 0087 | Upadhyaya, Rajani; Sharma Jr, B. L.; Sharma Sr, B. L.; Roy, A. B.

Optical studies of two smectic liquid crystals
p. 0092 | Babu, A. M.; Bellad, S. B.; Sridhar, M. A.; Indira, A.; Madhava, M. S.; Prasad, J. Shashidhara

Production and characterization of monoclonal antibodies to foot-and-mouth disease virus subtype A22
p. 0094 | Reddy, P. Shashidhara; Sakkubai, P. R.; Rao, B. U.; Prabhudas, K.; Butchaiah, G.

Acanthocheilonema viteae in Mastomys natalensis: Evaluation of efficacy of microfilarial vaccine
p. 0098 | Chatterjee, R. K.; Singh, D. P.; Misra, S.

India's Information Revolution
p. 0103 | Bhogle, Srinivas

Sulphur enrichment in a sediment core from the central western continental margin of India
p. 0104 | Rao, P. S.; Rao, M., Ch.