its economic reforms. the world's biggest and most powerful physics experiment is back and ready for action after two years of intense rebuilding. [ applause ] >> hear that collective eh. scientists for the organization for nuclear research cheered as they restarted the large hadron collider. it aims to re-create the conditions that followed the big bang in hopes of uncovering how the universe,volved. the machine is 17 miles or 27 kilometers long. the first atomic collisions are set to start in may. india has one of the lowest rates of women in the workplace, but the landscape is changing. how one company is making it easier for women to work from home and cash in on the country's hunger for online retail. >> reporter: this is the daily routine at the small manufacturing unit in deli.