The Door Into Summer by Robert Heinlein:
Science Fiction Inventions, Technology and Ideas

Engaging novel about a genius electronics engineer who creates general purpose robots for everyone to use. A greedy business partner and faithless fiancee trick him into cold sleep - not realizing that the future holds a way to help him get back at them. A careful reading of this novel provides insight into the character of the Heinlein Individual; a self-reliant American with a very particular set of values. Select an invention:

Drafting Dan - born before CAD

Eager Beaver - your friendly robot helper

Flexible Frank - the all-purpose household robot

Hired Girl Robot - robotic floor maintenance

Radioactive Coding for Checks

Robotic Hand

Stasis (Cold Sleep, Hibernation)

Thorsen Memory Tube

Universal Checkbook - radioactive checking

Window-Willie - robot help for dirty windows 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.
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Science Fiction
in the News

Dune Fans! Metal-Organic Frameworks Make Science Fiction Real
re: Frank Herbert

Manned Maneuvering Unit From 1984
re: Jack Williamson

Astronaut Gets Younger In Space
re: James Blish

Blockchain Used To Verify Election Results
re: John Brunner

IJOP Integrated Joint Operations Platform China's Minority Report?
re: Philip K. Dick

HushMe Bluetooth Device Reinvents The Hush-A-Phone
re: Robert Heinlein

Ultrathin Brain Needle Developed At MIT
re: Larry Niven

Tesla Semi Truck Now At Work
re: Poul Anderson

Illustris: The Next Generation Of Universe Simulation
re: Stanislaw Lem

Scaly Yet Soft Robotic Snake
re: Emmett McDowell

Cool Tinsley Lunar Unicycle Update
re: Various

NASA's 'Armstrong' Soft Wearable Upper Extremity Garment
re: Samuel R. Delany

Kuri Robot Roams Your Home, Taking Pictures
re: Niven and Pournelle

Tiny Rubbery Robot To Take 'Fantastic Voyage'
re: Isaac Asimov

More SF in the News

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