This calendar view maps the number of times http://skepticalscience.com/link_to_us.php?Blog0=125 was crawled by the Wayback Machine, not how many times the site was actually updated.
This calendar view maps the number of times http://skepticalscience.com/news.php?p=2&t=78&&n=129 was crawled by the Wayback Machine, not how many times the site was actually updated.