The Polarised Universe

If you've seen a recent 3D film, you'll know that studying polarised light can be really helpful. The Cosmic Microwave Background is just the same - observing the...

04 November 2011

Interview with

Dr Jo Dunkley, Oxford University

Part of the show Blue Stragglers and the Polarised Universe

WMAP_2010.png

The Cosmic Microwave Background temperature fluctuations from the 7-year Wilkinson Microwave Anisotropy Probe data seen over the full sky. The image is a mollweide projection of the temperature variations over the celestial sphere.The average...

Credit:

NASA / WMAP Science Team

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If you've seen a recent 3D film, you'll know that the polarity of light is really important. Separating different polarities can give us an altogether different view. The Cosmic Microwave Background is just the same - observing the polarity can tell us about the history of the universe.

Andrew Pontzen speaks to Oxford University's Jo Dunkley...