Article describing the discovery of helium in the sun and on Earth via spectroscopy. Tourist information is included for areas significant to those involved.

Article describing the nearly simultaneous discovery of thallium by William Crookes and Claude-August Lamy. Tourist information is included for areas in London, England, and Lille, France, that are significant to the lives of these two men.

Article describing the career of Marie Curie and the discovery of polonium and radium. Tourist information regarding the areas where the Curies were most active are included.

Front cover of the Summer 2010 issue of The Hexagon featuring Foucault's pendulum in the Panthéon of Paris, France. A large weight hangs from the ceiling over a circular table with degrees written onto its surface. A round fence with hash marks and numbers surrounds the display. Columns and a raised statue of men are visible in the background. The inside cover features a table of contents, staff list, an editorial, and a description of the front cover.