I think the main difference is the way the language and runtime collaborate to schedule multiple events. Note the use of the 'select...case' in the example code.

These slides go into some more examples: http://talks.golang.org/2013/advconc.slide

You end up with a really nice "actor model", where you have a goro which owns some state responding to incoming messages over channels and sending replies.

Slide 24 gives the general structure, but it's a good read.