Produced by Adrian Malone. Written and narrated by Jacob Bronowski.

This segment examines the effect inventors in the United States and Britain had on the Industrial Revolution, how the scale of power changed, and how ideas about energy were manifested in Romantic art and poetry. It also notes common misconceptions about industrialization.

Produced by Adrian Malone. Written and narrated by Jacob Bronowski.

This segment discusses how Charles Darwin and Russel Wallace conceived their theories of evolution and natural selection.

Produced by Adrian Malone. Written and narrated by Jacob Bronowski.

This segment further explores heredity, Pasteur's theory of spontaneous generation, and the chemical structure of the atmosphere on Earth before oxygen.

Produced by Adrian Malone. Written and narrated by Jacob Bronowski.

This segment looks at the work of Paracelsus, Dimitri Mendeleev, John Dalton, Niels Bohr, Max Planck, and Ernest Rutherford. It also illustrates how the understanding of atomic structure influenced Cubism.

Produced by Adrian Malone. Written and narrated by Jacob Bronowski.

This film discusses atomic structure and nuclear power.

Produced by Adrian Malone. Written and narrated by Jacob Bronowski.

This segment talks about the advancement of physics during the 20th century and illustrates how university culture played a role.

Produced by Adrian Malone. Written and narrated by Jacob Bronowski.

This film considers the moral dilemma of scientists by contrasting humanist traditions with Nazi atrocities and the development of the atomic bomb.

Produced by Adrian Malone. Written and narrated by Jacob Bronowski.

This segment emphasizes the impact of Gregor Mendel's experiments on genetics.

Produced by Adrian Malone. Written and narrated by Jacob Bronowski.

This part talks about the discovery of DNA.

Produced by Adrian Malone. Written and narrated by Jacob Bronowski.

This segment talks about the process of learning and the development of imagination.