Having your Cake and eating it all

Diana O'Carroll

If you're given an excess of chocolate or sweets as a present, is it better for you to wolf them all down in a huge binge, or just eat a few each day to make them last?  We find out what to do with your chocolate haul in this Question of the Week.  Plus, we ask if amongst all the things that fall from space, have we ever found evidence for life?