After an eventful tenure spearheading efforts in the liquid and cryogenic engine’s development, ISRO scientist Nambi Narayanan had decided to retire. He requested ISRO for voluntary retirement. But before ISRO could grant him his request, Narayanan found himself facing a whole new saga. One afternoon in November, the Kerala police were at his doorstep to arrest him. He had been accused of spying and leaking India’s space secrets to Pakistan! Learn more about your ad choices. Visit podcastchoices.com/adchoices