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Platform Portability
Uses Substack subdomain (startswithabang.substack.com). Migrating would require subscribers to re-subscribe at a new address.
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Explore the cosmos with astrophysicist and author Dr. Ethan Siegel! From the origin of everything to the fate of the universe, Ethan and Big Think are here to answer your biggest questions.
Data updated Yesterday
Avg Comments
4.0
Avg Likes
31.7
Engagement Rate
0.06%· ~36 likes + comments/post
(comments + likes) / subscribers
Quality Score
Engagement vs Science
0.06% engagement rate
Score Breakdown
Engagement Score
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Track CPM rates as they change
Start tracking — freeStarts With A Bang reports a rounded subscriber count of 63K. The platform doesn't expose finer-grained numbers, so week-to-week changes below the rounding threshold aren't visible in a chart.
Add to your watchlist to get notified the next time the reported count shifts.
vs 59 newsletters in Science
63K places you in the top 10% of newsletters in this category.
Engagement Rate
0.06%
median: 0.00%
Posts per Week
2.0
median: 0.8
Publishing Consistency
93/100
median: 64/100
Subscribers
63K
median: 2K
Here's what we know about this newsletter's activity:
Publishing Pace
~2x per week
Very Consistent
Category Rank
#7 of 255
in Science
Engagement Trend
Consistent
based on recent posts
The Roots of Progress
60K subs
Hidden Brain
67K subs
The Intrinsic Perspective
71K subs
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Publishing Frequency
~2x per week
Last published Jul 11, 2026
Usually publishes Sat, Thu
2.0 posts/week avg
Science Pricing
$5/mo median
Your newsletter: Free
Monetization Readiness
Science newsletters typically start charging at ~2K subscribers
Above the typical threshold
100% of similar-size Science newsletters have paid tiers
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63.0K subscribers and 0.06% engagement — past the threshold where Science newsletters typically attract sponsors.