India successfully flight tests indigenously-developed HSTDV
The HSTDV, based on hypersonic propulsion technologies, has been developed by the Defence Research and Development Organisation. Prime Minister Narendra Modi has congratulated DRDO for successful flight of the Hypersonic Test Demonstration Vehicle today. In a tweet, Mr Modi said, the scramjet engine developed by DRDO scientists helped the flight achieve a speed 6 times … Read more