NewsletterScan
Weekly InsightsSep 20 – Sep 27, 2026

What newsletters covered this week

The stories most newsletters wrote about, the topics picking up speed, and what's fading, compared with the previous four weeks.

Issues scanned
2,316
+67%vs last week
Newsletters publishing
1,181
+55%vs last week
Topics discussed
30,875
+45%vs last week

Biggest stories

The topics covered by the most newsletters this week, with the issues that wrote about them.

Rising fast

Topics reaching a much larger share of newsletters than their 4-week average.

New this week

Not mentioned at all in the previous four weeks, now picked up by several newsletters.

Where the attention went

Each category's share of all topic mentions this week, and the change vs its 4-week average.

Politics11.5%+8.8 pts
Lifestyle8.6%-0.5 pts
Artificial Intelligence8%-5.8 pts
Business8%-1.1 pts
Finance7.5%+0.5 pts
Sports6.8%-3.9 pts
Technology5.9%+0.1 pts
Health4.8%+1.6 pts
Climate4.7%+2.5 pts
Cooking4.7%-1 pts
Cryptocurrency4.6%+2.8 pts
Investing4.5%-3.2 pts

Cooling off

Topics that were widely covered recently and have gone quiet this week.

Coverage is the number of distinct newsletters mentioning a topic in the 7 days up to the latest scanned issue. Changes are measured as a share of all active newsletters, so they aren't skewed by how many newsletters were scanned each week.

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