The Physics of Startups

Substack newsletter · by The Physics of Startups · English

Audience: 7K subscribers; Shown publicly on Substack
Publishing: Weekly; 10 posts indexed in the last 90 days
Last post: Oct 9, 2026; 20 days ago
Likely audience: Product managers; Inferred from post content

Momentum

#512 on Substack's Business leaderboard

From daily snapshots of Substack's public figures · how rising is measured

The Physics of Startups is a Substack newsletter by The Physics of Startups covering Product-Market Fit, Customer Discovery and Startup Growth. NewsletterFIT indexed 10 posts from it in the last 90 days, most recently on Oct 9, 2026. Shown publicly on Substack: 7K subscribers. It ranks #512 on Substack's Business leaderboard.

Topics

Sponsors detected

No sponsored posts detected in the last 180 days of indexed posts.

Detected automatically from posts marked as sponsored. Detection can miss or misread placements.

See the full picture on The Physics of Startups

Subscriber momentum over time, every detected sponsor with the source post, companies and people it mentions, guests, and an alert when any of it changes.

Start 7-day Pro trial

Similar newsletters

Ranked by how many topics they share with The Physics of Startups.

Product Driven Newsletter 16K subscribers

Substack last post Jun 23, 2026

Likely audience: Product managers

2 shared topics
Mergers And Acquisitions Newsletter™ 154K subscribers

Substack Weekly · last post 16 days ago

Likely audience: M&A professionals

1 shared topic
This Week in Startups Newsletter 42K subscribers

Substack Several times a week · last post 13 days ago

Likely audience: product managers

1 shared topic
The Skip 27K subscribers

Substack Every two weeks · last post 28 days ago

Likely audience: Senior product leaders

1 shared topic
Steve Blank 26K subscribers

Substack Monthly or less · last post 29 days ago

Likely audience: Startup founders

1 shared topic
Tank Talks with Matt Cohen 25K subscribers

Substack Weekly · last post 21 days ago

Likely audience: Policy makers

1 shared topic
Growth with Sean Ellis 23K subscribers

Substack Monthly or less · last post 35 days ago

Likely audience: Growth leaders

1 shared topic
Stripe Press 14K subscribers

Substack Monthly or less · last post 16 days ago

Likely audience: B2B founders

1 shared topic

Compiled from public pages · refreshed Oct 13, 2026 · How NewsletterFIT collects and labels data

Topics

Recent posts

Sponsors detected

Similar newsletters