The Communist Party of India expresses its deep sorrow at the demise of Comrade M. P. Parameswaran, renowned nuclear scientist, Marxist thinker and one of the foremost proponents of the people’s science movement in India. He passed away at the age of 92, leaving behind a rich legacy of scientific work, social commitment and political thought. His journey from the world of nuclear science to the wider arena of people’s science reflected his conviction that scientific knowledge