Articles from journals.plos.org are almost always human-written.

journals.plos.org has had 5 articles reach the Hacker News front page. Pangram scored 0% of them as AI-generated, well under the Hacker News average of 15%.

AI verdict · all time

Reliably human

Lower than most domains we track.

Human 80% Mixed 20% AI 0%

WEEK ON WEEK flat

MONTH ON MONTH flat

Articles analyzed

all-time on HN

Median AI score

half of articles score higher

“Almost certainly AI”

0 articles > 90%

“Likely human”

80%

4 articles < 10%

— Distribution

How AI scores spread

5 articles · 10% buckets

0–1010–2020–3030–4040–5050–6060–7070–8080–9090–100

HUMAN · 0–30%

MIXED · 30–70%

AI · 70–100%

— Trend

AI score by day

Per-day average

70 · AI → 30 · mixed →

earlierlatest

30d avg 6% Min 1% Max 20% Trend ↑ rising

— Sample articles

At three score levels

A snapshot of what journals.plos.org puts on the front page.

Most AI-scored ≥ 70% AI

Quantifying the honey bee dance floor: A data-driven method for defining and comparing waggle dance regions

20% AI · 4,999 words · Aug 21

Effects of peppermint (Mentha x piperita L.) oil on cardiometabolic outcomes in patients with pre- and stage 1 hypertension: A placebo randomized controlled trial

6% AI · 4,999 words · Aug 24

Arrow heads at Obi-Rakhmat (Uzbekistan) 80 ka ago?

4% AI · 5,255 words · Sep 20

Mixed 30–70% AI

No articles in this range.

Most-human ≤ 10% AI

Real-Time Visualization of Joint Cavitation

1% AI · 4,999 words · Apr 21

Competing speech streams are simultaneously represented in the human cortex during attention switching

1% AI · 5,001 words · Jul 17

Arrow heads at Obi-Rakhmat (Uzbekistan) 80 ka ago?

4% AI · 5,255 words · Sep 20