Discusses how the mysteries of the universe are slowly being revealed to us by recent developments in space technology and provides basic information on the origin of our universe and its components.
Discusses various means and reasons for undersea exploration, including economic, military, and recreational use of the seas, and warns against the dangers of overexploitation.
A history of transportation, from chariots to rockets and hydrofoils, stressing how the application of scientific principles facilitated the evolution of more sophisticated transport. Includes reference section at bottom of each page.