Related categories have now been added to the bottom of our fact pages to make fact finding easier! Thanks to Heather Taylor (User ID #53) from breakingthroughtheclouds.com and a few others for the suggestion!
Challenges have now been launched! Visit your account page to see your new challenges and earn badges for your work. More challenge types will be rolled out in the within the next month. Let us know what you think of the new feature!