SynopsisIndia’s R&D spending nearly doubles to Rs 2.45 lakh crore, with Tamil Nadu and Karnataka leading state-wise investment.India's research and development (R&D) expenditure nearly doubled to Rs 2.45 lakh crore in 2023-24 from Rs 1.27 lakh crore in 2020-21. It is projected to rise further to Rs 3.13 lakh crore in 2025-26.Tamil Nadu and Karnataka remained the top states in R&D spending. Defence production recorded the highest sectoral R&D expenditure at Rs 4,870Now Playing