Skip to content
Health, Sports & Psychology
  • Video
  • 5 mins
  • Level 1: Introductory

Looking for dirty galaxies

Updated Monday 13th December 2010

The Open University's Mattia Negrello has been using gravitational lensing to seek out dirty galaxies. How does he do it - and, what does it mean when he finds them?

This page has been archived and no longer updated. Please be aware that the information provided on this page may be out of date, or otherwise inaccurate due to the passage of time. For more detail, see our Archive and Deletion Policy


Copyright The Open University


Copyright The Open University

Like science? There's something for you in The Open University's range of science short courses

Explore other ways we search the universe


For further information, take a look at our frequently asked questions which may give you the support you need.

Have a question?