Anantam IASCurrent Affairs · 9 September 2026

Bharat Ratna and C.N.R. Rao’s Scientific Legacy

Art and Culture · General Studies · GS I · GS III · Science & Tech

Why in News?

Professor C.N.R. Rao, a Bharat Ratna recipient, received a notice during Karnataka’s Special Intensive Revision (SIR) of electoral rolls over a spelling discrepancy between “Prof.” and “Proff.” in his recorded name.

UPSC Relevance: GS-1 History and Culture: Awards and Honours; GS-3 Science and Technology: Contributions of Scientists 

Prelims: Key facts about Bharat Ratna 
Mains: Contributions of Prof. C.N.R. Rao 

About Bharat Ratna Award: 

Originally, the award recognised contributions to art, literature, science and public service. In 2011, its scope expanded to “any field of human endeavour”, enabling recognition of achievements such as sporting excellence.  

Annual Limit: 

The published MHA scheme prescribes a maximum of three awards in a year. However, more recipients have been honoured exceptionally. Example: Five recipients in 2024: Karpoori Thakur (posthumous), P.V. Narasimha Rao (posthumous), Chaudhary Charan Singh (posthumous), M.S. Swaminathan (posthumous) and L.K. Advani. 

Bharat Ratna and Article 18: 

  1. Bharat Ratna and Padma awards are not “titles” prohibited by Article 18.
  2. Recognition of merit is compatible with constitutional equality.
  3. The awards must not be used as prefixes or suffixes to recipients’ names.

Historical Facts for Prelims: 

About Professor C.N.R. Rao: 

Major Scientific Contributions: 

UPSC PYQ 2021

Q. Consider the following statements in respect of Bharat Ratna and Padma Awards:

1. Bharat Ratna and Padma Awards are titles under Article 18(1) of the Constitution of India.

2. Padma Awards, which were instituted in the year 1954, were suspended only once.

3. The number of Bharat Ratna Awards is restricted to a maximum of five in a particular year.

Which of the above statements are not correct?

(a) 1 and 2 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3

Answer: (d)

UPSC Mains PYQ 2019

Q. How was India benefited from the contributions of Sir M. Visvesvaraya and Dr M. S. Swaminathan in the fields of water engineering and agricultural science, respectively?