31 July 2017 Current Affairs:
Defense Research and Development Organisation (DRDO) has developed India's first unmanned tank, which has three variants namely surveillance, mine detection and reconnaissance in areas with nuclear and bio threats.
It is called Muntra (Mission UNmanned TRAcked) and has been rolled out of the Chennai lab.
The tanks will facilitate Indian Armed forces in conducting unmanned surveillance missions. Muntra-S developed for unmanned surveillance missions, whereas Muntra-M is built for detecting mines.