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Platform Portability
Uses Substack subdomain (holdenthorp.substack.com). Migrating would require subscribers to re-subscribe at a new address.
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Science and science, neurodiversity. All revenue goes to AAAS and Science.
Data updated 1 month ago
Avg Comments
4.5
Avg Likes
20.0
Engagement Rate
0.35%· ~25 likes + comments/post
(comments + likes) / subscribers
Quality Score
Engagement vs Science
0.35% engagement rate
Score Breakdown
Engagement Score
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vs 58 newsletters in Science
7K places you in the top 25% of newsletters in this category.
Engagement Rate
0.35%
median: 0.00%
Posts per Week
0.5
median: 0.8
Publishing Consistency
64/100
median: 64/100
Subscribers
7K
median: 2K
700 paid
Track revenue changes over time
Start tracking — freeTrack CPM rates as they change
Start tracking — freeWe don't have enough growth data for Science Forever yet. The average Science newsletter has 2K subscribers.
Based on 259 Science newsletters tracked
Cognitive Wonderland
7K subs
Bits of Wonder
7K subs
Aprende con Danio (Science for all)
8K subs
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Publishing Frequency
Bi-weekly
Last published Mar 25, 2026
0.5 posts/week avg
Science Pricing
$5/mo median
At average
Monetization Readiness
Already monetizing
100% of similar-size Science newsletters also have paid tiers
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Start tracking — free7.0K subscribers with 0.35% engagement — 70% of the typical sponsor threshold for Science newsletters.