Nanotechnology · Projected milestone
Rules for self-replicating machines
30% by 2075 · including earlier years
The year is an editorial timing estimate. The percentage applies to occurrence by the stated deadline. These estimates are not calibrated odds.
An international treaty licenses research on nanomachines able to copy themselves and requires kill switches, agreed before any are built.
Explore this milestone on the interactive mapWhat the forecast means
Milestone stage: milestone (legacy definition)
Completion criteria: Legacy milestone: refine the observable threshold before resolving.
This page describes a forecast, rather than an achieved result. Read the methodology and assumptions.
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Sources & evidence
No individual source links are recorded for this milestone. Source coverage and review status vary across the atlas.
Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.