Abstract: This review paper presents the fields of chemistry wherein the theory of symmetry has found application. Examples and illustrations are given in support of general considerations. Literature references cover detailed sources of information on the group theory and its application in chemistry and related fields of physical and biological sciences.

Abstract: Information on Pitágoras′2010 prizes for science for the period 2008−2010 in the field of chemistry awarded by the Bulgarian Ministry of Education, Youth and Science on 28 February 2011 in Sofia is presented. Brief biographic data and several photographs are given. Four Bulgarian scientists have been awarded in 2011: (i) Professor Tsonko Kolev, DSc, Department of Organic Chemistry, Faculty of Chemistry, Paisiy Hilendarski University of Plovdiv, for recognized scientist in the field of natural sciences (www.uni-plovdiv.bg); (ii) Professor Dr. Alia Tadjer, Department of Physical Chemistry, Faculty of Chemistry, St. Kliment Ohridski University of Sofia, as successful adviser of PhD students (www.chem.uni-sofia.bg); (iii) Prof. Nevenka Manolova, DSc, Institute of Polymers, Bulgarian Academy of Sciences (www.polymer.bas.bg), awarded with a special prize ‘Marie Curie’ in the field of chemistry for her research in the field of polymers from renewable sources (http://www.bioactivepolymers-bas.org), and Professor Dimiter L. Tsalev, DSc, Corresponding Member of the Bulgarian Academy of Sciences, Department of Analytical Chemistry, Faculty of Chemistry, St. Kliment Ohridski University of Sofia, for scientific achievements of laboratory ‘Analytical atomic spectrometry’ on ‘Nanotraces of toxic elements: development of atomic spectrometric methods and procedures for analysis, enrichment, fractionation and determination of chemical species’ (www.chem.uni-sofia.bg/depart/achem). Further information on Pitágoras prizes and awardees can be found at http://www.pitagor.bg.