The conversation between human and AI assistant.
What are the contributions of Abdul Kalam as a scientist?
That's very impressive. Can you tell me more about his work in the Indian nuclear weapons program?
Sure. Abdul Kalam played a lead role in the development of the nuclear-capable Prithvi missile and the Agni missile. His work in the Indian nuclear weapons program helped establish India as a nuclear power and he was awarded the prestigious Bharat Ratna award in recognition of his contributions.