AI

Codon usage bias for prose

Anthropic is now watermarking Claude's output. The mechanism is statistical (not lexical) and a detection hit doesn't mean what most people will assume.

22 hrs ago • Stephen D. Turner

I'm Hiring: Postdoc in AI + Biosecurity

I have a grant starting in September to set up a new AIxBio / biosecurity program, and I'm hiring a postdoc in AI biosecurity evaluation and study…

Aug 10 • Stephen D. Turner

July 2026 Links

Jul 30 • Stephen D. Turner

Screening for Function, not just Sequence

A proposed successor to IARPA's FunGCAT program

Jul 27 • Stephen D. Turner

Prompt injection defenses open a biosecurity gap

The low-authority treatment of external content that helps LLMs resist hijacking with prompt injection also defeats biosecurity warnings built into…

Jul 21 • Stephen D. Turner

Benchmarking AI Biosecurity Refusals

Refusal ≠ safety. What 3 recent evals reveal about risk discrimination, over-refusal, and concealed hazards Bonus: we could do some interesting economic…

Jul 20 • Stephen D. Turner

AI Dry July: Aborted

Reflections on trying to go a month without AI. I made it two weeks (sort of). 5.2k words, 23 minutes reading time.

Jul 18 • Stephen D. Turner

Closing my tabs, July 10, 2026

Off switches for dual-use knowledge, the PhD admissions drop, a Brown cheating mess, the end of reading, AI labs at the bench, and planning for a "Bio…

Jul 10 • Stephen D. Turner

Fewer Rungs on the Ladder

Automating the analyst's work doesn't turn analysts into principal scientists

Jul 6 • Stephen D. Turner

Five things (July 2, 2026): AIxBio, NIH, QED

GeneBench-Pro, LLM agents and biological tools, the volition premium, NIH’s 235 flagged words, QED’s top 1%

Jul 2 • Stephen D. Turner

Test Driving Claude Science

Anthropic released Claude Science today. I tried it out for an AIxBio literature review and for an analysis using the IUCN Red List API with R.

Jun 30 • Stephen D. Turner

A Claude skill for pre-submission peer review

Open-source skill to use Claude + Consensus for pre-submission mock peer review backed by citations to published, peer-reviewed literature.

Jun 30 • Stephen D. Turner

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