called indian institutes of technologies, these universities are dotted across india and they are theesses. getting into iit is a competitive business. only a tiny fraction of applicants get in in any year. but if you do, you get to work in incredible campuses like this. my first appointment is at the olympic—sized swimming pool — although it's not me who's taking a dip. this is matsya, named after the avatar of vishnu — which takes the form of a fish — it's a multipurpose underwater robot that can operate autonomously, without a human controller, to locate sounds, and recognise, grab and manipulate objects. the team tell me it might be used to find flight recorders from crashed aircraft, although they're also pitching it to the military to fire torpedoes. the project is in its fifth year, and the team leader tells me the work is hard, but can be massively wide—ranging. "like a racing car, or a satellite." brilliant! matsya is one of 100 projects that have been supported by iit bombay‘s society for innovation & entrepreneurship since 200a. sine is an umbrella for start—ups and, as wit