RSS (Really Simple Syndication) feeds are an info junkie's dream - they automatically deliver selected online news, photos, and even videos straight to your Mac. But that convenience quickly leads to overload. With Yahoo Pipes, you can reduce your RSS signal chain noise by creating smart feeds that filter stuff according to your tastes. The idea behind Pipes is so liberating, we're surprised Apple didn't think of it first. Here, we show you how to mash up your favorite RSS feeds into a single stream that returns results from a simple keyword search.

TwitterWhere lets you generate an RSS or XML Feed to filter out Tweets around a certain area. Just enter a city, state, postal code, choose the range of miles you want to include, and hit the button. You'll instantly get URLs to add to your RSS reader.

The easiest way to keep track of what’s happening on your block, in your neighborhood and all over your city — like restaurant inspections in Chinatown, crimes in the Loop or everything around 473 Kent Ave.

Simply send a Twitter update that includes 'L:' followed by your location.

#hashtags are an easy way to track a specific topic or event such as the San Diego Fires using the Twitter network. This allows for hyper-instant communication surrounding disaster relief and reporting.