- Religion: Theories
- Genetic Twin Theories/Clones
- Time Anomalies Theory
- Official Discussion: Dharma Initiative
- Who Will Be The Last Ones Standing?...
- What goes on here?
- True Science, or Science Fiction (Are the writers messing with us?)
- Flashbacks v Flashforwards
- Telluric Currents Theory
- Could the survivors have been imagined back into life?
- Charlotte (C.S. Lewis)
- Connection: Cards and Radiation
- The faked Flight 815: Theories
- The orange shirt theory...almost
- Sawyer/Kate Finale Theory
- Martin Rees's 6 Numbers (A Theory On Constants)
- Kate's Season 4 Finale Dream
- Jacob, Ben, Locke, Desmond Theory
- self consistency theory
- "Some very bad things happened"