Lee Buescher is a microbiology and chemistry instructor at Watertown High School in Watertown, WI. He maintains the Atomic Structure Timeline page. The timeline follows major discoveries and advancements throughout history related to atomic structure. From Democritus to Bohr to modern day scientists, the descriptions and links explain the individual and what they accomplished.

"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...

Part of the University of Pennsylvania Library, the Schoenberg Center for Electronic Text & Image offers a unique collection of chemistry related photographs. The pictures are in three categories and include scientist's portraits, apparatus images, and laboratory images. For example, a link to a 19th century pressure chamber brings up the photograph, information on the people in it, image...

Linus Pauling was one of the most important scientists of the 20th century, and he remains the only person ever to receive two unshared Nobel Prizes: the first was awarded to him for Chemistry (1954) and the other for Peace (1962). He was a man of remarkable talent, who had a vast array of scientific interests, and who always maintained a deep and abiding passion for humankind and its...

The Royal Society of Chemistry runs Learn Chemistry, an educational website designed for both educators and students. This site includes thousands of lesson plans, laboratory activities, worksheets, online quizzes, and links to additional resources (check out the 11-15-2013 Scout Report for a description of the full site). One of the many useful features of this website is the On This Day in...

Carmen Giunta of Le Moyne College maintains the Selected Classic Papers from the History of Chemistry Website. Papers from the history of chemistry are listed under the following subjects: Atomic hypothesis and discrete nature of matter; Electricity, electrochemistry, and electrolyte solutions; The electron and electronic structure of matter; Elements: nature, number, and discovery; Environmental...

Created as part of the University of Cincinnati's Digital Collections initiative, the Oesper Collections bring together rare and curious items from the long and storied past of chemistry. In the Apparatus Museum area, visitors can look over unique items including flasks, adapters, clamps, condensers, corks, and much more. The Virtual Tour is truly astonishing and visitors can take a variety of...