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Atoms -- History

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View Resource The Discovery of the Electron

To celebrate J.J. Thomson's discovery of the electron in 1897, the American Institute of Physics (discussed in the February 7, 1997 Scout Report) offers an online centennial exhibit. The AIP site concentrates more on the discovery process itself, tracing it back to the 1850s, recounting the 1897 experiments, the response to them, and their ultimate legacy.

https://history.aip.org/history/exhibits/electron/
View Resource Chemical Heritage Foundation

"The Chemical Heritage Foundation (CHF) is dedicated to preserving and sharing the history and heritage of the chemical and molecular sciences, technologies, and allied industries." This Web site illustrates how chemistry has shaped our world. Students can discover the chemical history of Innovations and Industry, Ancients and Alchemists, and much more. Through the Online Exhibits, visitors can...

https://www.chemheritage.org/
View Resource Elements and Atoms: Case Studies in the Development of Chemistry

Carmen Giunta at Le Moyne College created this website to offer a series of articles by the pioneers in the science of atoms and elements. The author provides background and commentary on the work in order to educate users about how scientists work. The website is divided into four parts: elements, atoms, classification of atoms, and back to atoms. Students can find links for definitions of...

http://web.lemoyne.edu/~giunta/EA/CONTENTS.HTML