Science news is quite fascinating this week. Not only do we have news of the separating of the Iranian conjoined twins, we have this:

When I first read the headline on Reuters, I thought it said Bleached Bob Has Scientists Scratching Heads. I read it because I thought it might say something that would convinced me to stop colouring my hair. Instead, the thing that is stumping scientists is the age old question... "What in the hell is that thing?" Anyone care to take a guess?

I am really intrigued by the conjoined twins story. What do you think their chances of survival are? Do you think that you would have undertaken such a risky operation if you were one of them? Tell us about it...