This tag refers to characters or events that either span both games in the Portal series, or are questions that refer to characters, locations, or events rather than one of the individual games themselves. See also [tag:half-life-series].

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5
votes
2answers
173 views

Is there an in-universe reason for why portals don't work on black walls?

In-game, black walls serve to keep puzzles from being too simple by restricting where the player can place portals. However, I'm curious to know if a more in-universe reason is ever given for why ...
7
votes
2answers
3k views

Why is 'Salt Asbestos Curtain' the Aperture Science motto?

I've been looking at some valve swag and noticed the company motto (?) on top of the Aperture Science logo. Why is "Salt Asbestos Curtain" the company motto?
9
votes
1answer
656 views

Half-Life / Portal Story Loophole?

Ok, so Black Mesa and Aperture Science were competing to discover and develop portal technology along with getting government funds. This "competition rush" caused the Black Mesa Incident and the ...
15
votes
3answers
1k views

Were there other test subjects alive in Portal?

I know that there were no other test subjects alive in Portal 2 (excluding the ones in the co-op), but were there other test subjects alive in Portal? You never see them or anything that would suggest ...
9
votes
2answers
778 views

Is Chell an android?

I have played through Portal and found several references that somewhat point to the fact that Chell may be an android. GlaDOS says "Well done android..." and "Android Hell is a real place where you ...
23
votes
1answer
714 views

Do I have 'health'?

In Portal (and Portal 2), I can get hurt by lasers, bullets, etc. Do I have a finite amount of health that is depleted every time I get singed, or is it a case of sustaining damage for a continuous ...
21
votes
1answer
673 views

What is GLaDOS's name an acronym for?

I remember reading somewhere that the name "GLaDOS" is short for something but it didn't say what. Does anyone know what "GLaDOS" is short for?
2
votes
1answer
243 views

How to enable trajectory lines in Portal 2? [duplicate]

Possible Duplicate: Turning on Aerial Faith Plate trajectory display? I want to see the trajectory lines mentioned in developers commentary (youtube link) in Portal 2; developers used them ...
4
votes
1answer
520 views

Skeletons in portal 2?

In the Lab Rat comic, The Rattman puts Chell on the list to be the first one that gets to be tested. In portal 2, when wheatley takes over, he puts you through the test chambers GLaDOS made. He also ...
9
votes
2answers
310 views

History of Half-Life Science

Are there any stories that go deeper into these the histories and purposes of locations like Black Mesa and Aperture?
19
votes
7answers
5k views

Is Cave Johnson Chell's Father? [closed]

About around the time of the Portal 2 Announcement ARG, to the best of my knowledge it had become well established that Cave Johnson was Chell's father (with the latter being abducted by GLaDOS on ...
78
votes
7answers
15k views

Should I play Portal before Portal 2?

There is a lot of noise around Portal 2 these days. I've looked at several videos and I'm interested in buying it. The "problem" (you'll tell me if it's one or not) is that I never played Portal, the ...
52
votes
8answers
14k views

How much time has passed between the events in Portal 1 and 2?

At the start of Portal 2, it's clear that time has passed. You've been woken up every few months for physical and mental fitness tests, until something goes wrong and you're left in stasis for much ...
46
votes
5answers
16k views

What are the connections between Portal series plot and Half-Life series plot?

I heard a lot of rumors about Portal series and Half-Life series plots relation but I didn't found any link. Can you describe which relations exists between this two stories?
24
votes
1answer
1k views

Who is the character you play in Portal?

The character you play in Portal is never named throughout the game. I can see that it's a female by looking through a portal, but the game always skirts any information about the character (e.g. ...