Fisher, David E.

Explains theories relating to the creation of the universe including Kepler's three laws of motion, Einstein's theory of relativity, and the Steady State and Big Bang theories.

Examines three threats to our atmosphere--nuclear winter, greenhouse warming, and the depletion of the ozone layer.

Presents known facts and theories on the beginnings of our universe and its evolution over millions of years.

Discusses the creation and activity of atoms and stars.