A short history of the discovery of hydrogen is given, together with its properties, uses and applications, and its importance in transport, from b
Alexander S. Cragg
The study of this small fish can be used to illustrate changes in successive generations and provide an understanding of evolution through practica
The theory of evolution, as well-established as any in the history of science, is of vast daily practical use.
The use of the aufbau principle to predict the electron configurations of atoms (in their ground states), and therefore explain the layout of the p
This article aims to introduce the lanthanides (also known as the lanthanoids) to teachers and their students.
Calcium is vital for building bones and teeth, but it is also required to help transmit messages inside cells; its unusual solvation properties mak
David J. Timson
A review of methodologies for teaching the periodic table, focusing on effective techniques with an emphasis on implementation in the classroom.
Activation energies form an energy barrier to a chemical reaction taking place. Simple collision theory, i.e.
Evolution has been positioned at the centre of conflict between scientific and religious explanations of the workings of the world.
Creating periodic tables designed to motivate and help students learn about the elements and other aspects of STEM subjects, including STEM careers
Spreading the word on the inspiration of Mendeleev with decorated shirts and illustrated talks.
A wide-ranging discussion of elements that are used to treat, prevent or diagnose disease, injury or illness.