The Indian space agency ISRO on Sunday morning tested a new rocket engine which could bring down launch costs by up to 10-fold. With the successful launch, India joined the league of only two nations which have the technology. Called a Super Sonic Combustion RAM Jet or SCRAMJET, the engine was tested from Sriharikota, off the coast of Andhra Pradesh, using a sounding rocket at 6 am. (Video courtesy: DD News)