Science

Biology versus Theology

The Other Side of Evolution: Its Effects and Fallacy

The Preparation of Illustrations for Reports of the United States Geological Survey

Letters on Astronomy in which the Elements of the Science are Familiarly Explained in Connection with Biographical Sketches of the Most Eminent Astronomers

On the Continuity of Effect of Light and Electric Radiation on Matter

Selenium cells

The Wonders of Optics

Treatise on Light

The peaceful atom

Experimental Mechanics

The Roswell Report: Case Closed

The Earliest Electromagnetic Instruments

The Evolution of Worlds

On Digestive Proteolysis

On Electric Touch and the Molecular Changes produced in Matter by Electric Waves

Science Primers, Introductory

The Ancestry of Modern Amphibia: A Review of the Evidence

Liquid Drops and Globules, Their Formation and Movements

The gradual acceptance of the Copernican theory of the universe

Look to the Stars