If you are wanting to find out what currently the best content or conversations are on the web then head over to popurls.com. This is a smart little web aggregates that collects the headlines and latest (popular) material from a host of different news, social, and sharing websites.

It is available directly via your web browser or directly to mobile, iPhone, PSP, PS3, twitter, jaiku and Wii.

Basically popurl is a nice GUI of RSS feeds that you don’t have to set up yourself, anyone who uses RSS will understand the logic behind it buy ultimately use their own setup. If you are wishing to explain how RSS feeds work, this is a great place to take people as an example.l