Dear colleagues, Please allow me to draw your attention to "What's So Special About Science?" http://www.sciencemag.org/content/342/6160/817..short?goback=%2Egde_1440937_member_5809603875467984900#%21 Cheers, Vassil Vassil Zlatarski D.Sc. (Biology), Ph.D. (Geology) 131 Fales Rd., Bristol, RI 02809, USA; tel.: +1-401-254-5121