Tech DeskNeuralink's 50,000-hour brain model shortens calibration Borderline DeskCanada's asylum claimants down 69 per cent on 2024 AmplifiedAnberlin — Never Take Friendship Personal Tesla DeskGlossary: what is Tesla FSD (Supervised)?Video DeskTyler Perry's The Gospel of Christmas trailer is out AmplifiedEmery — The Question Game ReviewsWorld of Warcraft: Forever free stress test moves Film DeskYou Can See Everything reviews: Holmes doc scores 99 AmplifiedDemon Hunter — Summer of Darkness United StatesDmitriev: Russia, US discuss data centres using nuclear power Tech DeskSchwab and JPMorgan join sites locking out AI agents AmplifiedNorma Jean — Bless the Martyr and Kiss the Child United StatesTrump waives Graham Act sanctions on Russia Roads DeskUS can't account for 9% of recalled Takata airbags Australia2026 on track to be Australia's wettest El Niño year Space DeskRussia's Cosmos 2612 closes in on radar satellite ICEYE-X36 Computing DeskIntel Razor Lake-AX targets 700 TOPS for robots in 2028 AustraliaAdrian Portelli sells 99c petrol in Adelaide for a day EV DeskVW prices ID. UNYX 07 under 100,000 yuan in China AustraliaMore than 1,500 defects found on Glenelg tram overpasses

Tech DeskNeuralink's 50,000-hour brain model shortens calibration Borderline DeskCanada's asylum claimants down 69 per cent on 2024 AmplifiedAnberlin — Never Take Friendship Personal Tesla DeskGlossary: what is Tesla FSD (Supervised)?Video DeskTyler Perry's The Gospel of Christmas trailer is out AmplifiedEmery — The Question Game ReviewsWorld of Warcraft: Forever free stress test moves Film DeskYou Can See Everything reviews: Holmes doc scores 99 AmplifiedDemon Hunter — Summer of Darkness United StatesDmitriev: Russia, US discuss data centres using nuclear power Tech DeskSchwab and JPMorgan join sites locking out AI agents AmplifiedNorma Jean — Bless the Martyr and Kiss the Child United StatesTrump waives Graham Act sanctions on Russia Roads DeskUS can't account for 9% of recalled Takata airbags Australia2026 on track to be Australia's wettest El Niño year Space DeskRussia's Cosmos 2612 closes in on radar satellite ICEYE-X36 Computing DeskIntel Razor Lake-AX targets 700 TOPS for robots in 2028 AustraliaAdrian Portelli sells 99c petrol in Adelaide for a day EV DeskVW prices ID. UNYX 07 under 100,000 yuan in China AustraliaMore than 1,500 defects found on Glenelg tram overpasses

Sunday 18 October 2026

Dead drop in a hollow coin

Ten puzzles built around the 1953 hollow nickel spy case in Brooklyn, from Morse code up to a tough double transposition. Answers are at the bottom.

Cipher Monday 19 October 2026, open calendar3 min read

Photo: 이강민 / Wikimedia Commons (CC BY-SA 4.0), cropped

Listen

Free browser voice. Starts at once.

Uses text-to-speech.

In 1953 a Brooklyn newspaper boy dropped a nickel and it split open to reveal microfilm. Check your change before you start.

A white reel of microfilm on a wooden desk, with a strip of film showing tiny newspaper pages unrolled beside it. — Photo: 이강민 / Wikimedia Commons (CC BY-SA 4.0), cropped

Read next

More in Ciphers →

Say hello in our guest book

Published

Cipher Monday 19 October 2026 at 6:15 am Adelaide, open calendar3 min read

This desk has not corrected this file. Corrections.

The paper

Comments

No notes on this story yet.

Sign in to comment