Clapham Junction is the second worst station in the UK, according to an official report. (Manchester Victoria is the worst.) We hear what passengers think.
A major new study suggests that carbon sinks are becoming less efficient. The research was led by Corinne Le Quéré from East Anglia University.
Superfreakonomics co-author Steven Levitt defends his book's criticism of climate change policy.
Artist Nancy Kienholz explains the idea behind her installation The Hoerengracht, a recreation of Amsterdam's red light district, which opens at the National Gallery in London today. Critic Adrian Searle is not impressed.