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"In 1970 I found little difficulty staying 30 years ahead of the man in the street, and now I find it difficult to stay 18 months ahead of the man on the street."
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![]() A roofed enclosure is under construction on an asteroid; the fabric will be like a tent over a small valley.
Ordinary spider silk is very tough; it is a protein fiber that has a tensile strength comparable to that of high-grade steel and about half that of fibers like Kevlar. Efforts to make garments with it date back to 1709 (if not earlier), when gloves woven from spider silk were presented to the Academy of Science in Paris.
I can't find any clear evidence that synthetic spider silk as described by Heinlein was sought prior to the publication of the story in 1940. There have been recent attempts to create artificial or synthetic spider silk:
Weaving with silk from silkworms is at least 5,000 years old and silkworms have been bred for much of that time.
Compare to silksteel from Alpha Centauri (1990) by Sid Meier and
Plasto-textile from Foundation (1951) by Isaac Asimov. Also, see goat/spider silk from Oryx and Crake (2003) by Margaret Atwood. Comment/Join this discussion ( 2 ) | RSS/XML | Blog This | Additional
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'This robot is a creature... It is a manlike being. Therefore, like any other talking, thinking man, he is entitled to a court trial!'
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'Living protoplasm incorporated into the Ampek F-a2 recording system...'
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