The Paul Hansel Review

Speculative engineering and economic analyses
Wednesday, October 21, 2026 MORNING EDITION
Technology in the 22nd century

Technology in the 22nd century

optimism — 2026-03-19 · by Paul Hansel

Will we doom? Or shall we bloom?

Reflective satellites, meet dimensional analysis

Reflective satellites, meet dimensional analysis

reverse-engineering — 2025-11-08 · by Paul Hansel

Let's do some math on metallic reflective solar radiation modification.

Indestructible Robot Ghostwriter #1

Indestructible Robot Ghostwriter #1

stories — 2025-09-05 · by Paul Hansel

It’s not structure; it’s slurry.

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