Prime Minister Manmohan Singh turned 80 today.Dr.Singh, who is known for keeping his birthday a low key affair, started his day by attending the 70th foundation day of Council for Scientific and Industrial Research (CSIR) in New Delhi.

Dr. Singh, who was born in Gah in Punjab now in Pakistan remarked that he shared his birthday with CSIR. He said, he can think of no better company than this illustrious gathering of men and women of science, with whom to have my first public engagement on this very special day.

He received greetings from a number of dignitaries and leaders.Among them was Vice President Hamid Ansari who called him up to wish him on his birthday. Varios international dignitaries including Russian President Putin also greeted Dr.Singh.