ISRO's New Hypersonic Wind Tunnel

ISRO has commissioned the 3rd-largest wind tunnel in the world, to do hypersonic testing at the Vikram Sarabhai Space Centre:


http://www.thehindu.com/news/cities/Thiruvananthapuram/third-largest-hypersonic-wind-tunnel-at-vssc/article17549322.ece

The testing at this facility will be used to develop future hypersonic aerospace vehicles.