Photo puzzle: Can you make the connection? Correctly match up 16 pairs of science-inspired images and enter a draw to win a state-of-the-art Olympus E-PL5 digital camera CultureLab
Âé¶¹´«Ã½ 2012 holiday quiz Anatomical incongruities, why men are like fruit flies, a boson by any other name, and much more in our end-of-year quiz Features