A lot of developments in the field of functionality, services and interactivity has been taking place within Twitter. This is the time when they have provided a very interactive and beautiful home page, which speaks for itself. You can note the following in the new design, The search tab directly on the home page, saying - See what people are saying about.. The list of the - Popular topics by minute, day and week. A new pop up for - Sign in & Sign Up . If you still don't have a twitter account, then sign up and get started here .