Technical Discussions

Auxiliary Discussions Held By Characters 

(not included in the book)

Speed of Sound

Speed of Light

Distance in Space and the Probe, Helios

Looking into the Past

Variations that Affect Our Perception of Light

How Time is Calculated In Space

Three Theories Regarding the Expansion of the Universe

A Theological Discussion

A Constantly Rotating Universe

Early Years of the Quantum Theory

Relative Time and Distance

Three Commonly Known Dimensions