PULSE the living trend engine
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▲ Peaking Science

Between 1946 and 1970, the United States dumped roughly 47,800 containers of radioactive waste into the ocean west of San Francisco — many missed the designated sites, and the drums now lie scattered across about 1,400 square kilometers of seafloor,

4 news sources are covering this Science story right now — PULSE is tracking how fast it spreads.

4sources
5articles
3velocity
+0%since first seen
1h agofirst detected

🌍 Cross-language spread

This story first appeared in 🇫🇷 French coverage — 12.7 hours before PULSE detected it in English news.

🇬🇧 English Sep 21, 04:40 UTC
🇫🇷 French Sep 20, 16:01 UTC · Midi Libre

Detected by matching proper nouns and figures that survive translation. Times reflect when each edition's coverage was first indexed.

Velocity

How fast coverage is spreading — measured hourly from article rate × source diversity. How this works →

The brief

"Between 1946 and 1970, the United States dumped roughly 47,800 containers of radioactive waste into the ocean west of San Francisco — many missed the designated sites, and the drums now lie scattered across about 1,400 square kilometers of seafloor," is generating significant coverage in the Science category, with 5 articles from 4 distinct sources tracked by PULSE so far.

Outlets currently covering the story include spacedaily.com, inkl, The Times of India and The Fishing Daily. PULSE measures a story's velocity from how quickly new articles appear and how many independent newsrooms join the coverage.

This brief was generated by PULSE's extractive engine from coverage metadata only. The latest headlines from every source are listed below; the velocity chart shows how the story is developing in real time.

Generated by PULSE's extractive engine from coverage metadata only — no AI-written claims. Updated 58m ago.

Quick answers

Why is "Between 1946 and 1970, the United States dumped roughly 47,800 containers of rad" trending?

Because 4 independent news sources published 5 articles about it in a short window — a coverage burst PULSE classifies as a trend.

How does PULSE measure this trend?

PULSE scores velocity from the rate of new articles weighted by source diversity, snapshotted hourly. The full method is public on our methodology page.

Is this trend still active?

The status badge on this page updates hourly: rising, peaking, cooling, or archived once coverage stops for 48 hours.

Coverage (5)

Topics

Between United States San Francisco

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