Mixed-Bag of Articles of every type. Go through this section and you will have the world to Explore.
Whether UFOs are actually alien crafts or not, they're extremely interesting to think about. No one knows exactly what they are (hence the name), but there sure are plenty of theories.

Theories like these range from believable, to terrifying, to laughably entertaining.

1. The Black Knight Satellite
Closest (Or Totally Accurate) UFO Conspiracy Theories
Last week, we went in-depth into just what the Black Knight Satellite is (or what it could be). The short version is that the Black Knight is a large satellite that's believed to have been orbiting Earth for the last 300,000 years. No one knows how it got there, but it's been detected by NASA multiple times.