Unanswered questions

From Lostpedia

For remaining unanswered questions from the Lost Experience, see here

This is a list of all the unanswered questions that have been asked in Lost, both explicitly and implicitly. Once a question has been officially answered on the TV show or by some other source, it will be removed from the list.

This list is organized by topic. For a list of unanswered questions by episode, see Unanswered questions by episode.

Note that these questions should be directly tied to the narrative of the show, and specific mythological unanswered mysteries.

Contents 1 Flight 815 survivors 2 The Others 3 Miscellaneous characters 4 The Island 4.1 Miscellaneous 4.2 The DHARMA Initiative 4.3 The Hanso Foundation 4.4 Widmore Construction/Labs 4.5 The Numbers 4.6 The Sickness 4.7 Infrastructure 5 Expanded universe 5.1 Waving figure on the Season 2 DVD Lost Connections 5.2 Jigsaw puzzles 6 See also 7 External links

Flight 815 survivors

See also: Portal:Main Characters

Character	Questions
Charlie	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Charlie Pace/Theories What caused Charlie to act so strangely when he wanted to baptize Aaron? ("Fire + Water") What will happen to Charlie's body? ("Through the Looking Glass") Will Claire find Charlie's ring and receive his note? ("Greatest Hits") Why does Charlie appear to Hurley after he has died? ("The Beginning of the End")
Cindy	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Cindy Chandler/Theories Does Cindy know that her lover Gary Troup was on the plane? Does she know that he is dead? ("Pilot, Part 1") If Cindy was with Charlie when the plane crashed, how did she end up with the Tailies? ("Pilot, Part 2") ("The Other 48 Days") Why was Cindy taken by the Others so much later than the other Tailies? Was Cindy on the list? If so, why wasn't she taken sooner? If not, what changed? ("Abandoned") How and why has Cindy been "converted" by the Others? ("Stranger in a Strange Land")
Hurley	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Hugo "Hurley" Reyes/Theories Where did the nickname "Hurley" come from? Did Hurley cause the collapsing deck accident, or would it have happened anyway? ("Dave") What caused the bad luck surrounding Hurley and Sam Toomey? Is there really a curse? ("Numbers") Why won't Hurley reveal things that happened on the Island once he is back in Los Angeles? ("The Beginning of the End")
Jack	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Jack Shephard/Theories Why was Jack so far from the crash site when he woke up, in a bamboo forest which is impossible to just fall through in? ("Pilot, Part 1") When and why did Jack take flying lessons? ("Pilot, Part 1") When and why did Jack visit Thailand? ("Stranger in a Strange Land") Why did Jack want Achara's tattoo so badly, and why was he attacked for it? Why is Achara's tattoo in Chinese rather than Thai? ("Stranger in a Strange Land") Why does Jack so desperately want to get off the Island? ("Through the Looking Glass") When and how does Jack leave the Island, and why does he want to go back? ("Through the Looking Glass") Whose funeral does Jack go to? ("Through the Looking Glass")
Jin	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Jin-Soo Kwon/Theories, Sun-Hwa Kwon/Theories, Jae Lee/Theories Is Mr. Kwon Jin's biological father? If not, who is? ("D.O.C.") Who is the American woman that Jae Lee was in love with? Why didn't it work out? ("...And Found") ("The Whole Truth") Whom was Jin delivering the Rolex watches to in Sydney and Los Angeles? ("House of the Rising Sun") Will Jin learn about his mother? ("D.O.C.")
Kate	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Kate Austen/Theories Why was the US Marshal Edward Mars so determined to catch Kate? ("Left Behind") Who sent Kate money in a letter informing her that her mother was dying? ("Born to Run") How did Kate meet Kevin Callis? ("I Do") How did Kate get the other key to the safety deposit box? ("Whatever the Case May Be") Why has Kate seen the same black horse on various occasions? ("What Kate Did") Will Kate learn about Sawyer's child, Clementine? ("Every Man for Himself") Why does Mikhail say Kate is not on the list? ("Par Avion") Will Kate learn that Sawyer was the man who conned Cassidy? ("Left Behind") When and how does Kate get off the Island? ("Through the Looking Glass") In the future, why does Kate call Aaron her son? ("Eggtown")
Libby	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Libby/Theories What is Libby's last name? Did Libby really have three husbands, as noted in a deleted scene? Who was Libby's husband, David? How did David die? ("Live Together, Die Alone") Was Libby's meeting with Desmond, when she gave him the Elizabeth, just a coincidence? ("Live Together, Die Alone") Why was Libby in the Santa Rosa Mental Health Institute? ("Dave") Why was Libby in Australia, and why was she leaving? ("?") Was Libby really a clinical psychologist? ("Lockdown") Did Libby remember Hurley from the hospital? If so, why did she pretend not to know him? ("Dave")
Locke	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: John Locke/Theories, Anthony Cooper/Theories How did Locke acquire his knife throwing and tracking skills? ("Walkabout") What happened when the commune collapsed? ("Further Instructions") How and why was Locke cured of his paralysis? ("Every Man for Himself") Why did the Monster not attack Locke at first, then later drag him into a hole? ("Walkabout") ("Exodus, Part 1") Why do Locke's legs sometimes fail him, such as when he and Boone were on their way to find the Beechcraft? ("Deus Ex Machina") How did Locke escape the Swan when it imploded? ("Live Together, Die Alone") ("Further Instructions") What made Locke mute immediately after the implosion? ("Further Instructions") Was Ben really coming to the camp to recruit Locke? ("Three Minutes") Is Locke on the "list"? Why does Locke have a special connection to the Island?
Mr. Eko	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Eko Tunde/Theories, Yemi Tunde/Theories Why was Eko dragged into the jungle by the Others? ("The Other 48 Days") How did Eko survive the implosion of the Swan? ("Further Instructions") Where did Yemi's body go? ("The Cost of Living") How did Yemi appear before Eko? Why did he say that he wasn't Eko's brother? ("The Cost of Living") Why did the "monster" kill Eko?
Rose	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Rose Nadler/Theories Did Rose have a daughter who died, as stated in a deleted scene on the Season 1 DVDs? Or is this not canon? Why did Rose seem to know that Bernard was alive? Was she in denial, or did she somehow know? ("Walkabout") Is Rose's (presumed) cancer in remission? If so, why? ("S.O.S.")
Sawyer	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: James "Sawyer" Ford/Theories What were the consequences of Kilo not getting his share from the Jessica con? ("Confidence Man") What did Sawyer do in France, for the Others to have a French INTERPOL report on him? ("The Brig") What did Hibbs do to Sawyer? What was the failed Tampa Job? ("Outlaws")
Sayid	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Sayid Jarrah/Theories How did Nadia end up in the US? ("The Greater Good") What happened to Sayid during the seven years he traveled around, searching for Nadia? If the government officials told Sayid that Nadia was alive before he boarded Flight 815, why did he then tell Danielle Rousseau that Nadia was dead? ("Solitary") ("Live Together, Die Alone") Why didn't Sayid learn any French while he was working in Paris, unlike Shannon? Why did he never mention having been to France? ("Enter 77") What is the "Basra Incident" referred to by Juliet? ("One of Us") What is Sayid digging a hole for? ("The Brig")
Walt	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Walt Lloyd/Theories, Michael Dawson/Theories, Vincent/Theories Does Walt have "special powers"? If so, how and why? ("Special") ("Man of Science, Man of Faith") ("Abandoned") Did Walt's comic book containing polar bears have anything to do with polar bears appearing on the Island? ("Special") Why did Walt tell Locke not to open the Hatch? How did he know anything about it? ("The Greater Good") What did Walt see that frightened him enough to want to leave the Island? ("Born to Run") Why did the Others want Walt? ("Exodus, Part 2") How did Danielle seem to know when they were coming for Walt? ("Exodus, Part 2") Why does Shannon hear Walt say (backwards) not to push the button? ("Abandoned") Why does Vincent take Shannon directly to Boone's grave when Shannon has the dog sniff Walt's clothing and says to "find Walt"? ("Abandoned") Why do Shannon, Sayid, and Locke see Walt in places he shouldn't be? Why did the Others make Walt take "tests"? What were the tests for? ("Three Minutes")

The Others

Main article: Portal:The Others

Character	Questions
General	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: The Others/Theories How many Others are there? Why were the Others at war with the DHARMA Initiative? Where did they live before taking over the Barracks? ("Left Behind") Why do the Others want the survivors to stay away from parts of the Island? Why did the Others kidnap members of the Tailies and various children? ("The Other 48 Days") ("Par Avion") Why do they believe they are "the good guys"? Why do the Others take blood samples from the people in their custody? ("Three Minutes") ("A Tale of Two Cities") How does the Others' trial and sentencing system work? ("Stranger in a Strange Land")
Alex	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Alexandra Rousseau/Theories Why did the Others take Alex away from Danielle? Was Alex abducted before or after the Purge? How did Alex come to be "adopted" by Ben? Why was she told that he is her father? Why do the Others call Alex by the name her mother gave her? Why didn't they rename Alex to make it harder for Danielle to find her? Why does Alex disagree with what the Others are doing? Why is she different from the Others if she's been raised by them her entire life? ("Maternity Leave") How did Alex's relationship with Karl from? Who are Karl's parents? Why hasn't Alex explained more about the history and intentions of the Others in all her contact with the Losties? Who did Alex think her mother was? How did she think she had died? What did Ben actually tell her about her parentage before she met Danielle? ("The Man from Tallahassee") ("Through the Looking Glass") How was Alex aware that Ben might not be her father? ("Greatest Hits")
Bea Klugh	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Bea Klugh/Theories What is Bea's role and rank within the Others? Why did Bea tell Michael she was "Ms. Klugh"? Is it just an alias, or did she give Michael her real name? ("Three Minutes") What did she mean when she told Mikhail, "We will not let them to get into the territory"? ("Enter 77") Why did she order Mikhail to shoot her? ("Enter 77")
Ben	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Benjamin Linus/Theories Why did Ben see his mother twice? ("The Man Behind the Curtain") Why was Ben not given a better job than workman by the DHARMA Initiative? ("The Man Behind the Curtain") How did Ben become the leader of the Others? ("The Man Behind the Curtain") Why does Ben seem relatively calm when Oceanic 815 crashes, and the discharge occurs? ("Live Together, Die Alone") ("A Tale of Two Cities") If Ben wanted to capture Jack, Kate, and Sawyer, why did Tom not do so during their first encounter? ("The Hunting Party") ("Exposé") Did Ben kill or order the death of the real Henry Gale? ("Dave") How did Ben get caught in one of Danielle's traps? What was he doing alone in the jungle? If he wanted to infiltrate the Losties' camp, why didn't he send someone else? Why didn't Ben escape the Losties when he had the chance, during the lockdown? ("Lockdown") Why did Ben tell Locke that nothing would happen if he did not push the button? ("Dave") Why did Ben claim to be Alex's father? Why is Ben the only one who can communicate with Jacob? ("The Man Behind the Curtain") Why didn't Jacob cure Ben's cancer? Was his tumor benign or malignant? Why did Ben order Richard Alpert to take all the remaining Others to the Temple? Why is the crew of the freighter looking for Ben?
Ethan	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Ethan Rom/Theories How and when did Ethan join the Others? What was Ethan's rank in the Others' hierarchy? How did Ethan acquire such enormous strength when fighting Jack? ("All The Best Cowboys Have Daddy Issues") How does Ethan get the scratches on his face after Claire's escape? ("Homecoming") Why did Ethan kidnap Claire on his own, against the Others' plans? ("Maternity Leave") Did Ben condone or approve of Ethan killing and attempting to kill Losties? ("All The Best Cowboys Have Daddy Issues") Did Ethan kill Steve or Scott? If Ethan really was the Others' surgeon, why did Ben send him on such a dangerous mission? ("A Tale of Two Cities") Who was Ethan's wife? (Mx10) What was in the canteen he gave to Claire? ("Maternity Leave")
Isabel	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Isabel/Theories How and when did Isabel join the Others? What is Isabel's rank in the Others' hierarchy? How is she their "sheriff"? ("Stranger in a Strange Land") What is Isabel's role in the Others' trial and sentencing system? How does that system work? ("Stranger in a Strange Land") Where was Isabel before and after Juliet's trial? Does she stay at the Hydra, or live elsewhere? ("Stranger in a Strange Land")
Jacob	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Jacob/Theories What is the ash-like substance around Jacob's cabin? ("The Man Behind the Curtain") What is the significance of the dog painting and the jars of liquid in Jacob's cabin? ("The Man Behind the Curtain") Who/What is Jacob? Why can't he be seen? ("The Man Behind the Curtain") Why did Jacob make a list? If Jack wasn't on it, who was? ("I Do") How does Jacob cure cancer? Why doesn't he cure Ben's cancer? Why is Ben the only one who can see Jacob? ("The Man Behind the Curtain") Did the Others have any contact with Jacob before Ben joined them? If so, who was their contact? ("The Man Behind the Curtain") Why do the Others have such faith in him as their leader when they have not even seen him? How do they know that he is a "great man" or a "magnificent man", just from Ben's reports? ("The Man Behind the Curtain") Why does Jacob seem to be wearing old-fashioned clothing? ("The Man Behind the Curtain") Why is Jacob averse to technology? Why did he react as he did to Locke's flashlight? ("The Man Behind the Curtain") Why did Jacob say "Help me" to Locke? Why didn't Ben hear it? Why couldn't Locke hear anything Jacob said to Ben? How does Jacob communicate? ("The Man Behind the Curtain") How does Jacob move objects? How did the lantern fire go out? ("The Man Behind the Curtain") What is the circular pattern on Jacob's chair? ("The Man Behind the Curtain") How does Jacob "summon" Ben? ("The Man Behind the Curtain") Why does Jacob's cabin appear to Hurley, and seem to shift around? ("The Beginning of the End") ("The Economist")
Richard Alpert	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Richard Alpert/Theories Why should Richard Alpert not "remember birthdays"? Why does Richard Alpert appear not to be aging?
Juliet	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Juliet Burke/Theories Why did Juliet's marriage with Edmund Burke break down? ("Not in Portland") Why does Juliet want to see Ben dead? ("The Cost of Living") What does Juliet's mark mean? ("Stranger in a Strange Land") How did Juliet learn to fight? ("Left Behind") How did Juliet dislocate her shoulder 4 times? ("Left Behind") Does Juliet know more about the Monster than she says? ("Left Behind") Why has Juliet changed "sides", and joined the Losties completely? ("Through the Looking Glass") Did Jacob really cure Rachel's cancer? Why hasn't Juliet shared more information about the Others with the Losties since defecting? ("Through the Looking Glass")
Mikhail	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Mikhail Bakunin/Theories Was Mikhail recruited by the Others before or after the Purge? ("Through the Looking Glass") What happened to Mikhail's eye? ("Enter 77") Does the glass eye found at the Arrow belong to Mikhail? ("The Other 48 Days") What is Mikhail's document about? ("Enter 77")
Tom	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Tom (Other)/Theories What is Tom's last name? How and when did Tom join the Others? What was Tom's rank and role among the Others? Why did Tom wear a fake beard? ("Live Together, Die Alone")

Miscellaneous characters

Main article: Portal:Supporting Characters

Character	Questions
Aaron	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Aaron Littleton/Theories, Claire Littleton/Theories, Richard Malkin/Theories Was Richard Malkin telling Mr. Eko the truth about being a fraud? If so, why did he refuse to take Claire's money, and even give her $6000 and a free airline ticket? ("Raised by Another")("?") Why did the Others want Aaron? ("Raised by Another") ("Maternity Leave") Why have the Others seemingly stopped trying to get Aaron since his birth? Why did Claire decide to name him Aaron? Why was it so urgent that Aaron be baptized? What did Charlie's dreams mean? ("Fire + Water")
Christian Shephard	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Christian Shephard/Theories Why was it so important that Christian see Claire in Australia? ("Par Avion") Why did Christian want a bodyguard while in Australia? ("Two for the Road") Why did Jack see Christian in the jungle? ("White Rabbit") Since Christian's coffin is empty, where is his body? ("White Rabbit") Why did Jack hear Christian's voice saying "let it go" on an intercom at the Hydra? ("A Tale of Two Cities") Will Claire and Jack learn that they have the same father? Does anyone (e.g., the Others) know? ("Par Avion") After leaving the Island, why does Jack ask Dr. Rob Hamill to get his father "down here" and see which of the two is drunker? ("Through the Looking Glass") How does he converse with Vincent? ("So It Begins") Why did Hurley see him in Jacob's cabin? ("The Beginning of the End")
Danielle Rousseau	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Danielle Rousseau/Theories Does Danielle know more about the Island than she has shared? If so, why does she withhold so much from the Losties? If not, why has she learned so little over the last 16 years? Where is the ship Danielle and her expedition came on? Did Danielle's expedition arrive on the Island before or after the Purge? Why was Danielle on a scientific expedition while 7 months pregnant? Why is Danielle's clothing and equipment primarily military in nature if her "routine expedition" was scientific/medical? What happened to Danielle at the radio tower and at the Black Rock? Why did she claim that the Others controlled the radio tower if it was abandoned? Why was Danielle forced to kill her crew? Did they really get "the sickness"? If so, why did Danielle not get sick? Was Danielle lying about the Others creating a pillar of smoke when they took Alex? ("Exodus, Part 1") Who lit the brazier? If it was Danielle, how did she do it while on the other side of the Island, and why did Sayid see no footprints in the sand around it? If it was the Others, what was the smoke's purpose? ("Exodus, Part 1") Why does Danielle claim to have seen no other living person in 16 years? Why have the Others left her in isolation for so long? What does the triangle on Danielle's map point to? What power source does Danielle use to recharge the batteries? ("Numbers") Where has Danielle lived since her quarters exploded? ("Numbers") Why does Danielle say that the Monster is a "security system"? Where did she get that idea from? ("Exodus, Part 1")
Desmond	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Desmond Hume/Theories, Penelope Widmore/Theories What happened to Desmond's father that forced Desmond to leave University before graduation to take care of his brothers? ("Flashes Before Your Eyes") What order did Desmond not follow that led to his dismissal in the army? ("Live Together, Die Alone") When Jack and Locke questioned the value of pushing the button, why didn't Desmond tell them about the System Failure he witnessed when the countdown timer reached zero? ("Live Together, Die Alone") In "Adrift", why didn't Desmond take the book "Our Mutual Friend" with him when he fled? Why didn't Desmond tell anyone about the fail-safe key, particularly in "Adrift"? Is there a special meaning or significance to Desmond saying "See you in another life"? What happened to Desmond during the discharge? Why was he naked but uninjured? ("Further Instructions") What is the nature of Desmond's flashes? Why was Penelope Widmore looking for an electromagnetic anomaly? How does she seem to know that Desmond is alive and well somewhere in the Pacific? ("Live Together, Die Alone") ("Through the Looking Glass") Do the Others know about Desmond?
Henry Gale	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Henry Gale (original)/Theories How did Henry Gale die? Who buried him? Was his wife on the balloon with him? Is his wife dead? If so, where is she buried? Was Henry's arrival on the Island just a coincidence?
Radzinsky	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: Radzinsky/Theories What was Radzinsky's full name? How did Radzinsky come to the Island? ("Live Together, Die Alone") Was Radzinsky a member of the DHARMA Initiative? When and how was Kelvin Joe Inman recruited to assist Radzinsky? ("Live Together, Die Alone") How and why did Radzinsky have the map of the Island memorized? ("Live Together, Die Alone") Why did Radzinsky go to such great pains to conceal the map on the blast door? ("Live Together, Die Alone") Why did Radzinsky edit the orientation film? ("Live Together, Die Alone") Why did Radzinsky shoot himself? ("Live Together, Die Alone") Where did Kelvin bury Radzinsky? ("Live Together, Die Alone")

The Island

Main article: The Island

Location	Questions
The Swan	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: The Swan/Theories Why was there a Quarantine sign on the door? ("Man of Science, Man of Faith") What are the blast doors for? ("What Kate Did")("Lockdown") What was behind the cement wall? Where was the magnetic force coming from? Why are the Numbers the code for pushing the button? What was the station like before the need to enter the code became apparent? (Why did it become necessary to push the button?) What did the fail-safe do to the station? What caused the first lockdown to take place? Why was there an armory? What are they supposed to be protected from? Why was contact with the outside world strictly forbidden? ("What Kate Did") Why was the ladder broken? Why was the fail-safe key not mentioned in the Swan Orientation Film (assuming it was not on part of the film that was missing)? ("Orientation") Where is the rest of the film? Why was it spliced so many times? If it imploded (as opposed to exploded) why were Desmond, Eko and Locke not crushed within it? ("Further Instructions") Is the Swan completely destroyed and why doesn't anyone investigate the "corridors" in the wreakage?("Further Instructions") Did it explode or implode?
The Flame	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: The Flame/Theories Whom was the satellite dish communicating with? Knowing that the island had strong electromagnetic properties, why wasn't there any type of shielding for the communications equipment?
The Pearl	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: The Pearl/Theories Why does the information sent via the pneumatic tube just end up in a pile in a meadow? ("Live Together, Die Alone") Why is there a camera inside the station, who is watching it and where from? If one of the hatches is a ruse, is it the Swan or the Pearl (or both)? Could it have been the Swan before its purpose changed to entering the numbers? Who salted the earth, and was it their intention to make a question-mark shape? What Others, besides Tom, Ben, and Juliet, have gone into it to view the survivors? ("Exposé") What are the cigarettes on the table from?
The Door	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: The Door/Theories What is the purpose of this "station"? Which station is this on the Blast Door map, if indeed it is on there? ("Lockdown") Is there more to this "station" than a solid rock wall? ("Live Together, Die Alone") Is it entirely a ruse by the Others, or is it based on some truth (e.g. it was a real DHARMA logo)?
The Arrow	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: The Arrow/Theories What is this station's purpose? Why is there a Quarantine sign on the door? ("...And Found") Who is the (former) owner of the glass eye found here? ("The Other 48 Days") Is it just a substation or supply base (only the part the tailies found?) Who hid the Orientation video splice in the bible? ("What Kate Did") If it was a simple supply station, why was Horace, with the designation "mathematician" in the DHARMA Initiative, shown numerous times (across decades in the timeline) wearing an Arrow jumpsuit?
The Staff	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: The Staff/Theories What is its purpose? Where does the escape hatch go? Why does the station have a secret room hidden behind some lockers? ("D.O.C.")
The Hydra	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: The Hydra/Theories Why was this station built on another island? Was it simply to keep employees safe and physically distanced from the dangerous species being researched there? ("Every Man for Himself") Why were the Others building a runway there (as stated by Juliet)? ("Through the Looking Glass")
The "Monster"	Unanswered questions Do not answer the questions here. Keep the questions open-ended and neutral: do not suggest an answer. More details... For fan theories about these unanswered questions, see: The "Monster"/Theories What is the the Monster? Did someone create the the Monster, and if so who? Is there more than one Monster (as seen in "Left Behind", three separate puffs of black smoke connected together)? Is it controlled by someone or a free creature on the Island (if it is a creature, that is)? Why did it kill the pilot? ("Pilot, Part 1") Why did it wait until meeting Eko for a second time to kill him? ("The Cost of Living") How and why does it uproot trees? ("Exodus, Part 2")("The 23rd Psalm") Is there a connection between the disappearance of Yemi's and Christian Shephard's bodies, their subsequent appearances on the Island, and the "Monster" (a connection alluded to by the writers themselves)? ("White Rabbit")("The Cost of Living") Why did Locke see the "Monster" as a white light but Eko saw it as black smoke? Is there a connection between the chittering noise heard before Nikki is bitten by a Medusa spider, and the appearance of the spiders? ("Exposé") How is the Monster a "security system"? Why did the DHARMA Initative or Kelvin and Radzinsky call the Monster "Cerberus"? Can the "Monster" take human form? If the "Monster" can take human form is that why when Shannon saw Walt she ran into Ana and died? When Eko saw Yemi he ran to find him and then he died? When Jack saw Christain and chased after him, he nearly fell off the cliff? How is the "Monster" connected to the Four Toed Statue?
Island Inhabitants	Who are the dead bodies referred to by Locke as Adam and Eve? ("House of the Rising Sun") How did the Black Rock end up so far inland? ("Exodus, Part 1") Were there any survivors of the shipwreck of the Black Rock? If so, what happened to them? How did the Nigerian plane crash on an island in the Pacific when it set off from Africa and was too small to fly very far? When did this happen? What culture and civilization does the four toed statue and stone wall artifact represent? What do the Others seem to know about them?
Island Phenomenon	What are the whispers? Why was "Elizabeth" whispered in the episode "Live Together, Die Alone" right before Sawyer got shot with a dart? Why do the monsoon rains seem to preclude particularly terrifying events? What caused the sudden rising tide in the episode "Whatever the Case May Be"? Sayid said "this can't be normal, the tide shifting so suddenly, rising in so short of time." When Charlie and Sayid finally found the fire that caused the pillar of black smoke in the Season 1 finale, Sayid makes the comment "there are no footprints" (around the fire). Why are there no footprints? How was the fire started? Who started the fire? ("Exodus, Part 2") If Michael and Walt were able to leave the island via The Others' Boat, then why couldn't Desmond live the Island on the sailboat. Why, if he went West, did it circulate back toward land? Why did Juliet say in "The Glass Ballerina", upon hearing that the survivors had a sailboat, that they can "have fun going round in circles"? In addition to this, why is the large trawler used for transport between Hydra island and the mainland unable to leave the island? (Ben described the submarine as the only way to leave) Why is Ben able to leave the Island with a setting towards Fiji but Desmond could not? Is the "Electromagnetic Anomaly" caused naturally by the island or simply just the failed Swan Station experiments?

Miscellaneous

Miscellaneous Topic	Questions
Biological	How were the Flight 815 survivors able to survive the crash with only minor injuries? ("Pilot, Part 1") What is the sickness? What does the medicine do?
Psychological	Are the Losties really having visions and hallucinations; if they are, why?