Eminent scientist C.N.R. Rao Monday met Prime Minister Narendra Modi here, an official statement said.
Rao called on Modi at his South Block office and the meeting was a "courtesy call", the Prime Minister's Office (PMO) said in the statement.
Rao was conferred the Bharat Ratna recently becoming the fourth scientist after C.V. Raman, M. Visvesvaraya and former president A.P.J. Abdul Kalam to get India's highest civilian award.