The CEO of Britain's Co-operative Group Euan Sutherland has stepped down after calling the group "ungovernable." Joanna Partridge looks at the crisis engulfing one of Britain's oldest organisations.
10 Incredible Alien Planets
From planets that have the most bling in the Universe to those that shouldn't even exist, find out more in 10 incredible alien planets.
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Forget The Beatles and Bob Marley, the real legends of music are Justin Bieber and Katy Perry, at least that's what these 10 disappointing facts about pop music seem to suggest.
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