Cop21 is upon us. Dread it. The Pope yesterday spoke of the corrupting influence of "special interest" groups. Amen to that. Although these groups aren't who the Pope thinks they…

Lots of people are asking me about Douglas Keenan's challenge to identify which time series meets a certain criterion. If our betters are as good as they say at identifying…

https://www.youtube.com/watch?v=8HqyEHqEYho I don't think that people have any idea quite how large infinity is. Good reason for this. Infinity is big. It's bigger than big. It's hugeous (yes, hugeous: right…