Half Hours With Modern Scientists

The tendency is universal among the scientific men of all nations, to present the principles of science in such brief summaries or statements as may bring them within the reach of common readers.The tendency indicates that there is a large body of readers who are so far instructed in the elements of science as to be able to understand these summaries. (sourced from text)

Half Hours with Modern Scientists is a collection of lectures and essays from great minds of science.