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The Roads Must Roll by Robert Heinlein:
Science Fiction Inventions, Technology and Ideas
This novella deals with the dangers of rapidly advancing technology. From the standpoint of "predicting the future" this story veers from our path; but the characters and situations are recognizable in our world. Select an invention:
Hush-a-Phone - noise suppression for telephones |
Rolling Road - public transport |
Solar Reception Screen - photovoltaics in action |
Tumblebug - a gyro-stabilized monocycle |
Two-Wheeled Car |
Technovelgy.com is devoted
to the creative inventions of science fiction authors and movie makers. Look
for the Science Fiction Invention Category that
interests you, the Glossary of Science Fiction
Inventions, the Timeline of Science Fiction
Inventions, or see what's New.
Find new authors and technologies - Shop for yourself,
your library and your lab.
Science
Fiction
in the News
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(9/9/2026)
re: Robert Heinlein
(9/7/2026)
re: Lester del Rey
(9/5/2026)
re: Arthur C. Clarke
(9/3/2026)
