Dr Rao accelerated the development of rocket technology which led to the successful launch of ASLV and PSLV satellites.
As enforcement efforts have tightened globally, Iran is using China as a platform to smuggle sanctioned goods for its controversial nuclear programme, according to a United States think-tank.
A S Kiran Kumar, chief of ISRO, said the mission was unsuccessful because the satellite housed within the heat sink could not be injected.
After 20 months of hectic negotiations, Iran and six major powers have reached a historic deal to limit Teheran's nuclear programme in return for lifting of sanctions. Let's understand closely what the deal is all about.