16561. Heredity. Reproduction and heredity (29:04)

Alternative title:
Reproduction and heredity; Heredity
Date:
1960
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Summary:
Introduces biogenesis, the idea that life arises only from existing life, and mitosis, the process by which cells divide while preserving inherited traits. The episode discusses early experiments t...

16562. The months before birth. [The birth of the baby] (29:19)

Alternative title:
Birth of the baby; Months before birth
Date:
1956
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Summary:
Explains the stages of labor, distinguishing between false and real labor, and uses charts to show the position and development of a full-term baby. The episode follows an expectant mother from her...

16563. Heredity. Many pairs of genes (29:04)

Alternative title:
Many pairs of genes; Heredity
Date:
1960
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Summary:
Explains the role played by genes in inheritance, the possibilities for variation in each member of a generation, and why predictions about offspring can often be inaccurate.

16564. What tones are (29:03)

Alternative title:
Psychology one
Date:
1957
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Summary:
Examines tones and noise as auditory stimuli. The episode compares the physical properties of sound with the psychological perceptions of pitch and loudness. It also describes the ear's sensitivity...

16565. Japan's revolutions (29:11)

Alternative title:
20th century revolutions in w...
Date:
1959
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Summary:
Presents Japan as a laboratory for studying modern revolutions. This episode traces three major transformations in the nation's history: the industrial revolution, the military-driven totalitarian ...

16566. Sixty years of magazines (29:02)

Alternative title:
60 years of magazines; American memoir
Date:
1961
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Summary:
Explores how changes in American attitudes and tastes since 1900 are reflected in magazine publishing. Dr. Dodds discusses how early 20th-century magazines emphasized gentility and middle-class mor...

16567. Focus on behavior : the science of psychology. The social animal (29:06)

Alternative title:
Social animal; Focus on behavior
Date:
1963
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Summary:
Studies some of the ways in which man is influenced and changes by society. Dr. Stanley Schachter demonstrates the effect of group pressure to conform; Dr. Leon Festinger shows the consequences of ...

16568. Focus on behavior : the science of psychology. No two alike (29:07)

Alternative title:
No two alike; No 2 alike; Focus on behavior
Date:
1963
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Summary:
Examines how psychologists are creating new testing methods to measure and enhance human abilities. Dr. Lloyd Humphreys of the University of Illinois demonstrates how tests were developed to select...

16569. Focus on behavior : the science of psychology. The brain and behavior (28:58)

Alternative title:
Brain and behavior; Focus on behavior
Date:
1963
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Summary:
Examines how the brain's electrical activity provides insights into human behavior. The episode explores the mechanisms within the brain that influence and control behavioral responses. Featured re...

16570. Focus on behavior : the science of psychology. The need to achieve (28:57)

Alternative title:
Need to achieve; Focus on behavior
Date:
1963
Main contributors:
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Summary:
Explores motivation research that investigates the human need for achievement. Dr. David McClelland of Harvard University demonstrates tests designed to verify his theory that a nation's economic g...