This report discusses the background of the G-20 (an international forum for discussing and coordinating economic policies) and some of the issues that it has addressed. It includes historic background on the work of the G-20, information about how the group operates, overviews of G-20 summits, major issues that the group is likely to address and the likely effectiveness of the G-20 in the near future. The members of the G-20 include Argentina, Australia, Brazil, Canada, China, France, Germany, India, Indonesia, Italy, Japan, Mexico, Russia, Saudi Arabia, South Africa, South Korea, Turkey, the United Kingdom, the United States, and the European Union.

Article describing the discovery of niobium and tantalum. Tourist information regarding locations significant to these discoveries are included.

Article describing the discovery of phosphorus in 1669 by an alchemist searching for the philosopher's stone, and its use a century later by Lavoisier to help usher in the era of modern chemistry. Tourist information regarding sites pertinent to this history are included.

Article describing the discovery of rhenium and technetium by Walter Karl Friedrich Noddack and Ida Eva Noddack-Tacke. Information regarding pertinent locations is included.