Disputes over truth are often presented as examples of a clash between religion and science. Galileo's conflict with the Roman Catholic Church is frequently talked about in this way, as are more recent controversies about evolution and creationionism. But an exploration of the details reveals that conflicts over truth are often closely tied to questions of politics and power.
The newspaper L'Osservatore Romano claims that the students and scientists who protested about the Pope giving a speech at their university last month had misunderstood his views on Galileo because of a mistake involving Wikipedia.
The rector of La Sapienza university says he will re-invite the Pope to speak there after the pontiff cancelled following student protests about a comment about Galileo quoting, but not approving he says, a philosopher's remark.
Pope Benedict has cancelled a visit to the prestigious La Sapienza University in Rome after protests about his past remarks about Galileo. But a professor there says attempts to stop him speaking violate intellectual freedom.