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
A special kind of telephone that reduced noise while talking.

Rolling Road - public transport
A set of fast-moving strips to move people over distances.

Solar Reception Screen - photovoltaics in action
A device for converting sunlight to electricity

Tumblebug - a gyro-stabilized monocycle
A monocycle; a motorcycle that balances on a single wheel.

Two-Wheeled Car
A small passenger vehicle with two centerline wheels.

 

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

Meta's Horizon Studio's Unique Avatars From Text Prompts
re: Neal Stephenson
(6/22/2026)

VaMEx Biomimetic Mars Robot Inspired By Skink
re: Philip K. Dick
(6/21/2026)

NEO Brain Computer Interface (BCI)
re: Iain M. Banks
(6/19/2026)

Did Frank Herbert Predict E-Ink Displays?
re: Frank Herbert
(6/17/2026)

Monolith One Giant Industrial Metal 3D-printer
re: Philip K. Dick
(6/15/2026)

'Mooncrete' Lunar Regolith Concrete (LRC)
re: William Gibson
(6/13/2026)

China's 'Magpie Drone' Ornithopter
re: Greg Bear
(6/11/2026)

MAI-Voice-2 Microsoft Text-To-Speech
re: Nat Schachner
(6/9/2026)

Tumblin' Tumbleweed Rovers To Eplore Mars
re: Clifford Simak
(6/5/2026)

Tentacled Robot Captures Space Debris
re: Makoto Yukimura
(6/3/2026)

Prufrock-MB2 Ready In Nashville
re: Paul Ernst
(6/1/2026)

DIY Robotic Content Farming
re: Schachner and Zagat
(5/29/2026)

Reflect Orbital Sunlight On Demand
re: Theodore Sturgeon
(5/27/2026)

The Amazing Lightfoot Electric Scooter With Solar Assist
re: Robert Heinlein
(5/25/2026)

More SF in the News

Home | Glossary | Invention Timeline | Category | New | Contact Us | FAQ | Advertise |
Technovelgy.com - where science meets fiction™

Copyright© Technovelgy LLC; all rights reserved.