The fascinating secrets of the human placenta are the subject of the winning entry (by Katherine Robertson) in New Scientist/Wellcome Trust 2008 essay competition. But she draws the line at eating it (full text available to subscribers)
fMRI is a widely-accepted, useful research tool, but whether it can really predict who is telling the truth is another matter entirely (full text available to subscribers)
How do the most gifted and talented brains stand out from the crowd? discovers what grey matter is like at the outer limits of human achievement (full text available to subscribers)
Winning the votes of white evangelical Christians was a vital push that helped Bush become president if Obama fails to do the same, science could suffer