THE Hubble Space Telescope has dashed the hopes of astronomers who thought they had found evidence of extra dimensions n our universe.
In 2003, a team led by Mikhail Sazhin of the Sternberg Astronomical Institute in Moscow discovered two distant elliptical galaxies just a whisker apart. Detailed analysis of the twins, known as CSL-1, suggested that these were images of the same galaxy.
The team suggested that the duplicate images were being created by a “cosmic string” – a gigantic counterpart of the entities that string theory proposes give rise to the fundamental particles of matter.
Finding such a string would…
