click here for the plus home page
© 1997-2009, Millennium Mathematics Project, University of Cambridge.
Permission is granted to print and copy this page on paper for non-commercial use. For other uses, including electronic redistribution, please contact us.
Seven things everyone wants to know about the universe
icon

What would you like to know about your universe?

Careers with maths
icon

Andy Green is gearing up to break the land speed record in his rocket powered car Bloodhound SSC

A favourite from the archive...
Subscribe to our RSS feed:
AddThis Feed Button subscribe to our RSS feed
 
September 2009
Tags

connectedness

Feature icon

Is the Universe finite, with an edge, or infinite, with no edges? Or is it even stranger: finite but with no edges? It sounds far-fetched but the mathematical theory of topology makes it possible, and nobody yet knows the truth. Janna Levin tells us more.

Tags: cosmology : compact universe : connectedness : Möbius strip : klein bottle : tiling : curvature