A while ago I wondered about putting up the occasional brainteaser or puzzle on this site, and this is the first one. Depending on how it goes down, it may also be the last. You Be The Judge. First, let’s define a “self-representing number”. The easiest way is by example: 1210 is a four-digit self-representing… (read more)

Bird flu, all over the news at the moment as a result of a dead swan in Scotland. This morning, on BBC Breakfast News they interviewed three different people about “Bird Flu”. Don’t know the exact wording of what they were asked, but all three of them said (more or less), “Well, I eat organic… (read more)