Provides information about chemical reactions, looks at their scientific applications, and includes photographs, illustrations, diagrams, fact boxes, and a glossary.
Provides information about in-vitro fertilization, explaining what it is and how it has been used to help people with fertility problems, and discusses some of the ethical objections people have to the process.
Profiles the French scientist who developed and proved other scientists' theories on the source of infectious diseases before presenting the world's first vaccine.
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