Development

A QR code is made smaller than most bacteria

development2026-03-31

Claim

Scientists created a microscopic QR code smaller than most bacteria, visible only under an electron microscope and certified as a world record.

Reporting date: 2026-03-31 (not necessarily the event date)

Sources

Attribution and reporting linked by this record; links do not imply independent verification.

Welcome to March 31, 2026 (theinnermostloop.substack.com)

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Welcome to March 31, 2026

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Referenced by

Welcome to March 31, 2026

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Citation formatCitation text

A QR code is made smaller than most bacteria
Innermost Loop KB — secondary record
Reporting date: 2026-03-31
KB permalink: https://nicholsn.github.io/innermost-loop-kb/developments/2026-03-31-a-qr-code-smaller-than-a-bacterium
Claim: Scientists created a microscopic QR code smaller than most bacteria, visible only under an electron microscope and certified as a world record.
Attributed sources:
- Welcome to March 31, 2026 — https://theinnermostloop.substack.com/p/welcome-to-march-31-2026
This citation does not imply independent verification of linked-source claims.

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