
audiobook
by A. E. (Amos Emerson) Dolbear
This work invites listeners to rethink everyday wonders through the lens of motion. By replacing vague “forces” with clear mechanical changes, it shows how heat, light, electricity and even the subtle attractions between particles arise from simple, observable movements. The author’s careful explanations make these ideas approachable for anyone curious about the hidden machinery of nature.
Tracing a line from Newton’s gravitation to the late‑19th‑century debates over ether, the book weaves historical anecdotes with modern insight. It expands a popular lecture on electrical phenomena, adding a thoughtful chapter on the contrasting properties of matter and the ether. Along the way, readers encounter the evolution of concepts such as kinetic and potential energy, molecular motion, and the shift from metaphysical speculation to concrete mechanical models.
For listeners who enjoy science that bridges past and present, this narrative offers a clear, engaging tour of how the universe’s forces can be understood as motions in disguise, illuminating the foundations of today’s physics.
Language
en
Duration
~2 hours (149K characters)
Publisher of text edition
Project Gutenberg
Credits
Produced by Chris Curnow, Andrew D. Hwang, and the Online Distributed Proofreading Team at https://www.pgdp.net (This file was produced from images generously made available by The Internet Archive)
Release date
2009-07-18
Rights
Public domain in the USA.
Subjects

1837–1910
A pioneering American physicist and inventor, he explored early electrical communication and became one of the notable scientific voices at Tufts in the late 19th century. His experiments with sound, electricity, and wireless signaling placed him close to some of the era’s biggest breakthroughs.
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