The anti-Darwin movement has racked up one astounding achievement. It has made a significant proportion of American parents care about what their children are taught in school.

The debate about who decides what gets taught is fascinating, albeit excruciating for those who have to defend the schools against bunkum.

Despite a certain amount of rhetoric, such as 'the second American Revolution,' there is a fair consensus about which events in the affairs of a people can rightly be called revolutions. It is also clear that such revolutions are proper objects of study for the historian.

If you were just intent on killing people you could do better with a bomb made of agricultural fertiliser.

Kant taught us that we should follow just those rules of conduct that we would want everybody to follow. Few find this generalization of The Golden Rule a great help.

Among the lesser effects of quantum theory are gaping holes in old ideas about causality.