I have found best Joomla templates specially designed for news blogs, magazine sites and general blogs. If you want to start a new blog then you should try one of them.
SJ News – Free Joomla! Magazine Template
Noo News – Joomla 3 Magazine Blog News Template
ST Magazine – Online News, Magazine & Blog for Joomla
Magazino – Responsive Joomla Template
GT06 – Multipurpose Responsive Joomla3 templates
Youplus Joomla! News Magazine Template