Web 2.0 can provide learners with increased interaction and online collaboration. Among its applications, weblogs have gained an increasing popularity as they allow bloggers to voice their own perspectives which can be delivered to a large audience through the Web. Weblogs can be integrated into teaching-learning process as they encourage learners to collaborate and freely voice their ideas. However, innovative technologies might not always lead to innovative distance education practices if timely adaptation lags behind. This study presents a review on instructional use of weblogs along with implications for open and distance learning.