The Graduate Research Office is currently compiling a list of the questions most frequently asked by prospective students. The prospectus gives brief details about all areas of study in all of the University's departments.
Most departments also have more detailed information on specific areas.
A minimum of a first degree. Sometimes professional qualifications would be accepted, this would have to be discussed on an individual basis with the relevant department. For research you can start at any time during the year. You can state your preferred start-date on the application, this will however be subject to departmental approval. This can vary from department to department and on the time of year.