American Addresses, with a Lecture on the Study of Biology

Death and resurrection from the point of view of the cell-theory

Radioisotopes and Life Processes (Revised)

History of biology

Ants and Some Other Insects

An Inquiry Into the Psychic Powers of These Animals

The Organism as a Whole, from a Physicochemical Viewpoint

Life

Its True Genesis

Significant Achievements in Space Bioscience 1958-1964

Biology

A lecture delivered at Columbia University in the series; on Science, Philosophy and Art November 20, 1907

Discourses

Biological & Geological: Essays

The Science and Philosophy of the Organism

The Story of the Living Machine

A Review of the Conclusions of Modern Biology in Regard; to the Mechanism Which Controls the Phenomena of Living; Activity

Animal Life and Intelligence

Natural Wonders

Fathers of Biology

Biology and Its Makers

With Portraits and Other Illustrations