Podcasts are audio content which are delivered to you through RSS feeds.
How to subscribe NUS Podcast RSS feeds:
Download and install iTunes (v6
or later) here
Go to Advanced->Subscribe to Podcast... 
Type in the URL. It can be found by clicking on 
.
e.g. http://nuscast.nus.edu.sg/rss/rss_nuscast_publicevent.xml.
