Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: The Universe is a Strange Place   This is a broad and in places unconventional overview of the strengths and
shortcomings of our standard models of fundamental physics and of cosmology.
The emphasis is on ideas that have accessible experimental consequences. It
becomes clear that the frontiers of these subjects share much ground in common.

1
The categories of this paper are: cs
27
The categories of this paper are: comp-gas
31
The categories of this paper are: ao-sci
5
The categories of this paper are: gr-qc
3
The categories of this paper are: physics
0
The categories of this paper are: hep-ph
12
The categories of this paper are: nucl-th
22
The categories of this paper are: chao-dyn
2
The categories of this paper are: math
24
The categories of this paper are: dg-ga
11
The categories of this paper are: hep-lat
33
The categories of this paper are: plasm-ph
35
The categories of this paper are: mtrl-th
26
The categories of this paper are: bayes-an
7
The categories of this paper are: hep-th
34
The categories of this paper are: chem-ph