The National Museum of Computing
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The National Museum of Computing
@tnmoc.bsky.social
The National Museum of Computing (TNMOC) is home to the world’s largest collection of working historic computers.
Bring the family! Comedian Mitch Benn (BBC Radio 4) performs his acclaimed one-man show of Dickens' A Christmas Carol on Dec 14th at 2PM. He uses Dickens' original abridged text! Perfect 70-min Christmas treat.

TICKETS: ow.ly/bpcf50XlrSA

#FamilyShow #MitchBenn
November 8, 2025 at 8:48 AM
Sat, Nov 15th! The @GDGBletchley team brings #DevFestBletchley2025
Join us where history meets future tech to share ideas in #AI.
Topics: AI Ethics, AI for Health, Firebase Apps & more!
👇Book Your Ticket!
ow.ly/7iQ450XgHk4
#BwAI #TechEvent #AIforEveryone
October 28, 2025 at 10:11 PM
TNMOC
@tnmoc
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1 DAY TO BOOK! Cipher Solved! Hear how Capt. Collinson's secret The Times ads (1850-55) were finally cracked! Talk with experts -Dunin, Schmeh, & Leach, Wed 22 Oct, 7 PM BST. Register: www.eventbrite.co.uk/e/1620194307... #ArcticHistory #Codebreaking #OnlineTalk
October 21, 2025 at 9:43 AM
FINAL CALL! TICKETS CLOSE SOON!
Don't miss Robin Stafford Allen on Nuclear Fusion 19 Oct , 10:30 AM! Learn how JET & ITER research brings grid-ready power within our lifetime.
In-person tix include museum access/refreshments
➡️ Book NOW: www.eventbrite.co.uk/e/1681356204...
#Fusion #Energy #Science
October 18, 2025 at 1:56 PM
MAC AND CHEESE FIXATHON IS GO!

Set up and ready to dive into our vintage Apple Macintosh collection! thanks to those helping us repair and restore these iconic 'wedges' of computing history today and tomorrow.
Let the fixing begin! 🛠 #MacFixathon #TNMOC #VintageApple #Macintosh #RetroComputing
October 11, 2025 at 11:27 AM
What will the jobs of tomorrow look like? 🤔 Join us for "Discover the Jobs of Tomorrow" at The National Museum of Computing! Explore future careers, Don't miss out!

Secure your slot here: eventbrite.co.uk/e/future-for...

#MKTechWeek #JobsOf2030 #MiltonKeynes #FutureSkills
September 6, 2025 at 11:50 AM
Colossus fans! Don't miss the UK premiere of The Longest Yarn 2: Britain at War at Southwell Minster (3-27 Sept).
This incredible "wool art" exhibition features the Colossus computer!
Find out more: ow.ly/twrO50WPw06
#Colossus #TNMOC #TheLongestYarn #SouthwellMinster
September 2, 2025 at 2:25 PM
The Acorn A3000 is back online! We've been busy fixing this classic machine. Our team meticulously worked to open it up, diagnose the faults, and get it working again. It’s always a thrill to see a piece of computing history restored.
#Acorn #A3000 #RetroComputing #VintageTech #Restoration
August 30, 2025 at 11:11 AM
Yesterday we unveiled a new mural honouring Tommy Flowers, He was the brilliant engineer behind the Colossus computer. A truly fitting tribute to his genius and legacy.Thanks
@HeritageFundUK
& @TommyFlowersFdn
#TommyFlowers #Colossus #VJDay #DigitalLegacy Photo credit: Andy Taylor & Dave Wild
August 16, 2025 at 6:37 AM
🚨 10 tickets! 50% Off! 🚨

This Tuesday, August 5th, is your chance for hands-on STEM fun! We have robots, programming, machine learning, and retro games, plus full museum access.
Book now with code STEM50 -Book your spot here www.eventbrite.co.uk/e/summer-hol...

#FamilyDayOut #STEMActivities
August 3, 2025 at 5:53 AM
Good news! Our live showings of "The Thing" are SOLD OUT, but you can still experience this captivating short film! Get full streaming access to uncover "The Great American Seal bug" – one of history's most astonishing espionage incidents. Donate and Watch now: tscmconsulting.co.uk/stream-the-t...
July 30, 2025 at 5:38 PM
What an extraordinary day yesterday, bringing together 200 people from around the world to share real-world experiences building with AI. 22+ inspiring sessions, hands-on workshops, and countless conversations.
#BWAi #TechCommunity #Innovation #GDGBletchley
July 13, 2025 at 9:56 AM
⏰ 2 WEEKS TO GO! ⏰ #BuildWithAI is hitting TNMOC on July 12th! Don't miss this incredible day of AI talks, hands-on workshops & networking. Keynote by Gus Martins from @GoogleDeepMind! Tickets are flying – grab yours now!
www.tnmoc.org/events/2025/... #GDGBletchley #AI #TechEvent #GoogleDeepMind
June 27, 2025 at 8:11 AM
A big thank you to our Bletchley/MK community! Enjoy 50% off at The National Museum of Computing (MK3 6EB). Discover computing history & codebreaker stories. Don't miss our hands-on family STEM sessions during school holidays! #CommunityLove #TNMOC #MiltonKeynes #SchoolHolidays #Bletchley
June 21, 2025 at 9:41 PM
Today marked a fantastic opening performance of ‪‬ "Hush Hush! A Bletchley Story" it's everything we hoped for and more. This amazing group captivated audiences with their unique take on the Bletchley Park story. So much positive feedback! Don't miss your chance to see it @mikrontheatre.bsky.social
June 21, 2025 at 6:31 PM
Day 2 of the Econet LAN party! It's all about collaboration & Knowledge Transfer.
Huge thanks to keynote Lawrence Hardwick & Jarod Nash for speaking on the PiEconetBridge. Thanks to the volunteers and staff who have made this weekend happen!
#EconetLANParty #Acorn #BBCmicro
June 8, 2025 at 1:48 PM
Guess what happens when you challenge a passionate community to build the biggest Econet network they can ?

The answer: CLOUD ECONET!
Yesterday's results are in:
🌐 103 stations on the Econ Econet
☁️ 35 of those running on the cloud!

Incredible work by everyone involved!
June 8, 2025 at 7:50 AM
Massive thanks to our phenomenal team! 🙌 They've worked tirelessly and are now completely set up for the Econet LAN Party 2025. Get ready for an incredible weekend of connecting, sharing, and creating 2025's biggest Econet network!
#EconetLANParty #AcornComputers #RetroComputing #LANParty
June 7, 2025 at 4:20 AM
Guest speaker alert!
Laurence Hardwick joins us at Econet LAN Party 2025.
A key engineer behind Acorn’s Econet & Ethernet products and contributor to the BBC Micro, Laurence brings first-hand insight from the heyday of 8-bit networking.
Hear his story:
May 24, 2025 at 7:38 AM
📢 We're taking part in the Shrapnel Boys #LifeOnTheHomeFrontMuseumTrail from @kidsinmuseums.bsky.social & Usborne!

Join us for a free, family spotter trail at #TNMOC this May half term, exploring life for children in World War II.

ℹ️ buff.ly/deFl1G0
May 12, 2025 at 3:39 PM
Today, we're highlighting Dina St Johnston, a pioneering woman in #Computing whose company, VPS, once owned our Elliott 803!

Learn more about Dina from Simon Lavington, TNMOC's Honorary Fellow from 2024 👉 buff.ly/kkHEChO

#RetroComputing #Museum #RetroTech
May 11, 2025 at 9:12 AM
Want to get closer to #Computing #History? 🤔 Our #Volunteer Open Day on 18th May is your chance!

Learn about the diverse roles available and how you can contribute to #TNMOC.

RSVP 👉 buff.ly/VTjOMlM

#Volunteering #BletchleyPark #RetroTech
May 10, 2025 at 8:11 PM
🤔 We've unearthed a mystery in our reserve collection! Can you help us identify this keyboard? Any clues about its age, origin, or the machine it belonged to would be hugely appreciated!

Share your knowledge below! 👇

#Museum #RetroTech #VintageComputing
May 9, 2025 at 3:51 PM
Huge thanks to @bucksarchives.bsky.social for lending us these insightful pull-up banners for #VEDay80 🇬🇧

We're learning so much about how Bucks celebrated 80 years ago, like the fact that even on #VEDay, street lights weren't fully on due to fuel and labour shortages

#BucksHistory #BletchleyPark
May 8, 2025 at 3:51 PM
While the Education Team were away last weekend, our Acorn Team made some essential upgrades 🔧 All of our classroom BBC Micros can now play Mark Moxon’s Econet Scoreboard Elite! Just in time for our upcoming Econet LAN Party!

Book your ticket ➡️ buff.ly/BwJDTsE
May 7, 2025 at 8:16 AM