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Space Cadet by Robert Heinlein:
Science Fiction Inventions, Technology and Ideas
This Heinlein juvenile - a novel written particularly for the 12+ crowd - is dated but still a good story. The Space Cadets are the guardians of the solar system; only the best of the best are accepted. And how often do you get to prove yourself on Venus? Select
an invention:
Gravity Centrifuge Used in low gravity environments to build up muscle for visits to Earth, or other high gravity worlds.
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Science
Fiction
in the News
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(6/19/2025)
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When Your Child's Best Friend Is An AI
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China's Drone Mothership Can Carry 100 Drones
re: Daniel Suarez
(6/11/2025)
Drones Recharge In Mid-Air Like Jets Refuel!
re: Neal Stephenson
(6/9/2025)
Australian Authors Reject AI Training Of Llama
re: Anthony Boucher
(6/7/2025)
Is China Mining Helium-3 On The Moon's Farside?
re: Ray Cummings
(6/5/2025)
Maybe It's Too Soon To Require Autonomous Mode
re: Arthur C. Clarke
(6/3/2025)
Is Agentic AI The Wrong Kind Of Smartness?
re: Isaac Asimov
(6/1/2025)
Heat Waver - The First Ever Combo Solar Collector And Wind Turbine
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Tesla 'Fleet Response Agents' Bolster FSD Autonomy
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Mori3 Autonomous Shapeshifting Robot
re: Stargate
(5/25/2025)
Tesla Seeks 'Tesla Robotaxi' And 'Robobus' Trademarks Ignoring Prior Art
re: Gordon R. Dickson
(5/23/2025)
More
SF in the News
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