The Gravity Fields Festival begins on Friday in Grantham, Lincolnshire. For eight days, Newton's life and times will be commemorated by more than 100 events around the town, during what could become a biennial event. Grantham lies close to Newton's birthplace, Woolsthorpe Manor, and contains the King's School, which the young Isaac attended. On Saturday at 3pm a blue plaque in his honour will be unveiled by the Astronomer Royal, Sir Martin Rees. Read more