Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 70628

For questions about Isaac Asimov, an author of science fiction and popular science. His Robot series introduced the Three Laws of Robotics; he also wrote the Foundation series.

16 votes
5 answers
4k views

Sci-fi story about aliens with cells based on arsenic or nitrogen, poisoned by oxygen

I'm looking for a science-fiction short story, probably written by either Isaac Asimov or Poul Anderson. (I was binging on short stories collections from these two authors around the same time, 5 to 1 …