Sorry. That link was garbled it should be as below:
A proposal to erect high altitude towers by using the Stonehenge builders
technique of letting gravity do the work:
How to raise a tower to space? The ancient Stonehenge builders may have had
the right idea. And applications.
https://exoscientist.blogspot.com/2018/08/how-to-raise-tower-to-space-ancient.html
Bob Clark
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Carbon nanotubes can revolutionize 21st-century technology IF they can be
made arbitrarily long while maintaining their strength.
Some proposals to accomplish that here:
From Nanoscale to Macroscale: Applications of Nanotechnology to Production
of Bulk Ultra-Strong Materials.
American Journal of Nanomaterials.
Vol. 4, No. 2, 2016, pp 39-43. doi: 10.12691/ajn-4-2-2 | Research Article.
http://pubs.sciepub.com/ajn/4/2/2/
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