DNA-folding nanorobots can manufacture limitless copies of themselves

>DNA nanobots can exponentially self-replicate

https://www.newscientist.com/article/2406181-dna-nanobots-ca...

https://archive.ph/AM24I

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>Toward three-dimensional DNA industrial nanorobots

https://www.science.org/doi/10.1126/scirobotics.adf1274

Self-assembly of nanoparticles: https://en.wikipedia.org/wiki/Self-assembly_of_nanoparticles

Molecular assembler: https://en.wikipedia.org/wiki/Molecular_assembler