From human feet washing up on Canadian beaches to missing stars, these are not your average discoveries. While some are purely scientific, others are purely disturbing, and the rest fall somewhere in between. The one thing they all have in common (besides being discovered) is that they are unexplained. Well, let us rephrase that. The numerous existing explanations either conflict or are debatable. These are 25 strange and sometimes disturbing discoveries that remain unexplained.
