A great intro to how nuclear fission works by National Geographic. This is a report on the Susquehanna power plant in Pennsylvania which powers over a million homes and recently required a rotor replacement.

The plant has been up for 5 years and the one repair cost $10 million. Had it not gone well, the replacement project could have cost the power company (and their customers) a great deal more.

The opinions expressed by MNN Bloggers and those providing comments are theirs alone, and do not reflect the opinions of MNN.com. While we have reviewed their content to make sure it complies with our Terms and Conditions, MNN is not responsible for the accuracy of any of their information.