Provides an historic overview of the conditions and obstacles encountered by women in pursuing careers in astronomy. Highlights the accomplishments and contributions made by successful women in the field. Reviews the current status and climate associated with women in astronomy and the sciences in general. (ML)

Relates how Charles Martin Hall discovered the method of making pure aluminum metal in 1886. Retraces the events and steps that led to the process of aluminum purification. Includes diagrams of the apparatus used in the investigations. (ML)

Summarizes various aspects of the career of an industrial research chemist. (CS)

Provides information on cellular morphology and physiology, including general cell characteristics, the nucleus, ribosomes, endoplasmic reticulum, Golgi apparatus, lysosomes, mitochondria, microtubules, microfilaments, and membranes. Focuses on membranes which are postulated to play an important role in many aspects of health and disease.…