In the Australian outback, we're listening for nuclear tests

Outback “ears” hear nukes as comments spark data fights, Antarctica flexes, and cult rumors

TLDR: A remote Australian station is quietly catching nuclear test signals as global arms limits fray. Commenters clash over who controls the data, geek out about Antarctica’s listening posts, and debate cult rumors—making nuclear monitoring feel both essential and oddly internet-chaotic.

The outback has a new main character: a dusty, university-run station that can hear a nuclear blast from across the planet. As the US–Russia New START treaty winds down, readers went full drama over Warramunga’s “giant telescope” of sensors, from seismometers to ultra-low infrasound mics. Who owns the truth? One commenter dropped receipts from the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) — the global watchdog — reminding everyone that “the data belong to the Member States,” with full access for signatories link. Cue a spicy thread: transparency fans want public dashboards; policy wonks clap back that controlled info keeps false alarms in check.

Meanwhile, an Antarctic flex: a reader casually revealed they met a researcher working the Windless Bight infrasound array near McMurdo. Translation: Earth has ears everywhere — from the red center to icy edges and remote Pacific islands. The vibe quickly became “the planet is wearing AirPods.”

Then came the plot twist: a commenter revived Aum Shinrikyo cult rumors in the Aussie outback, citing Bill Bryson but admitting it’s unconfirmed. Conspiracy-curious readers pounced; signal nerds fired back with “show me the waveform.” Between memes of goannas cuddling seismometers and jokes about brumbies triggering alerts, the crowd agreed on one thing: in an age of shaky treaties, Australia’s outback might be the world’s most unlikely peacekeeper.

Key Points

  • Warramunga, operated by ANU, uses 24 seismometers and eight infrasound sensors to detect nuclear tests and earthquakes.
  • The station detected all six of North Korea’s declared nuclear tests, including the largest in September 2017, ~7,000 km away.
  • Warramunga was established in 1965 by Australia and the UK, upgraded in 1999, and certified as a CTBTO IMS primary station.
  • Australia hosts 21 CTBTO monitoring facilities; Warramunga’s data is sent via satellite to the International Data Centre in Vienna.
  • Sensor placement was consulted with Traditional Owners, and technicians maintain continuous operations under harsh outback conditions.

Hottest takes

“the data belong to the Member States” — G8WyaX
“Really fascinating stuff that I had no idea existed” — cozzyd
“rumors of the cult Aum Shinrikyo testing nuclear weapons in the outback” — c0brac0bra
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