Paper (*cross-listing*): physics/0509171
Date: Wed, 21 Sep 2005 09:54:04 GMT (737kb)

Title: A cosmic hall of mirrors

Authors: Jean-Pierre Luminet

Categories: physics.pop-ph astro-ph physics.space-ph

Comments: 13 pages, 5 colour figures. Last news on cosmic topology. pdf only

Subj-class: Popular Physics; Astrophysics; Space Physics

Journal-ref: Physics World 18, 22-28 (september 2005)
\\
Conventional thinking says the universe is infinite. But it could be finite
and relatively small, merely giving the illusion of a greater one, like a hall
of mirrors. Recent astronomical measurements add support to a finite space with
a dodecahedral topology.

\\ ( http://arXiv.org/abs/physics/0509171 , 737kb)