He has written widely on science, technology and sustainable development.
He has written on history, social science and political science.
He has written several books on science and nature.
He wrote on science, history and religion, but is only remembered for his novels.
She has written extensively on science, feminism, culture and politics.
She has written and co-authored a number of books for children on science.
It is known that he wrote at least two books on medical science.
She wrote children's books on literature, history and science.
He wrote numerous books on science and environment in India.
He wrote popular books on history, sexual education and science.
