The field of Nanoscience is attractive and has a lot of challenges. You need to be good at research to be in this field. The opportunities are vast and you can look at opportunities in Stem Cell Development, Nanotoxicology, Nanomedicine, Bioinformatics and Nano Power Generating Sector. In the UK, you can look at the University of Oxford, Imperial College London, University of Cambridge, University College London, University of Manchester, University of Nottingham and the University of Birmingham. In Australia you can look at the University of Technology Sydney, University of Western Sydney, University of Wollongong, The University of Melbourne, University of New South Wales, University of Queensland and the University of Western Australia. In Canada you can look at the University of Toronto, University of Waterloo, University of British Columbia and the University of Alberta. There are a number of universities in the US like University of Pennsylvania, Rice University, University of North Carolina at Charlotte, University of California San Diego, George Mason University, University of Washington, The State University of New York and the University of Central Florida.