Eminent aerospace scientist and Padma Vibhushan awardee Roddam Narasimha died at a private hospital here on Monday, doctors said. He was 87. He was admitted to the hospital on December 8 after he suffered a brain haemorrhage. The scientist, who served at the prestigious Indian Institute of Science (IISc), breathed his last at 8.30 pm, neurologist Dr Sunil V Furtado said.