Simon P @simon_p_herts
A station assistant and a man talking gibberish but mainly about travel, rail and science Watford, Hertfordshire Joined June 2012-
Tweets2K
-
Followers104
-
Following422
-
Likes3K
Having driven down this road hundreds of times, scary to think this could have happened at the wrong time should a pedestrian be walking there at that time, and that there’s a bus stop just up from here!
#OnThisDay 1981: Carry On Thermocoupling! Kenneth Williams was ramping up the amps as a guest presenter on Tomorrow's World.
Rolf report 16 Feb: It’s a beautiful sunny winters day & I’ve taken my American human for a leash walk. The snow has melted which means I can go searching for schmutz: piles of glorious concrete dust to roll in. I’m dragging him along to my favourite dusty spots. Rolf x
Second order Taylor expansions are good enough for any practical application ⓘ 𝗧𝗵𝗶𝘀 𝗰𝗹𝗮𝗶𝗺 𝗶𝘀 𝗱𝗶𝘀𝗽𝘂𝘁𝗲𝗱.
My day is fucking ruined
What did the mathematician do when he went to the cafeteria? He decided to η π .
Happy 4/19.9̅
Teaching my compressible flow course online is giving me the opportunity to answer some long-standing questions, such as: Just how fast *is* that eagle in the @USPS logo going? Turns out, about Mach 4.9...
Please stay home and stay safe humans ❤️
Some handy safety tips if you’re considering going out socialising: 1. Don’t
Enjoying currywurst with fries and saurkraut. Thanks @HermanFeeds for a proper meal! (At Embankment, London).
£350m deal for @HitachiRailEU to build 23 trains at Newton Aycliffe for @AvantiWestCoast. The trains will be a mix of ten seven-carriage electric trains and 13 five-carriage bi-mode trains. They will enter traffic from 2022.
That #explosion sound? Here's what happened: ▶️ ~03:50 ATC loses comms w. N725SH from Tel Aviv ▶️ 04:00 RAF Coningsby scrambles Typhoons to meet unresponsive aircraft ▶️ 04:18 #Sonicboom felt across #London & home counties ▶️ 04:20 N725SH safely passes central London, flies on
Today I woke up and realized the company that built the apartments next door left hundreds of visual proofs that (a+b)² = a²+2ab+b² hidden on the windows!

Mary @wheelermary43
273 Followers 3K Following
Jolyon Marsh @Swampyjo
186 Followers 421 Following Alumni and Development Officer at the best school in the world. Maths, skiing, rugby lover and general all round good guy. Any views expressed are personal.
Natasha @pantograhgirl
820 Followers 2K Following I like music,seeing my fave bands play live/like photography/ and travel on trains/married to. Mark /support worker.visually impaired .
Train driver Mark @thebestmarklee
2K Followers 2K Following I drive trains for a living along the beautiful south coast of England. All opinions are my own. Facebook @brewwithaview😊
Conductor James @SnrConductorJim
441 Followers 251 Following Senior Conductor at West Midlands Railway. Any posts or opinions are my own, and not representative of WMR. No posts made while conducting safety critical work.
Gary C @gazman_c
242 Followers 339 Following Train Driver, Commercial Manager at Blackpool Heritage Tram Tours and preserved bus owner. Likes anything that moves (and can be driven). 🏴🏳️🌈
CLondoner92 @CLondoner92
3K Followers 5K Following A writer for my website & ⦵ #London #Transport #TFL, #ElectricVehicle #EV & #Hydrogen enthusiast. Public Transport is the veins of the economy Views are my own
TEDxDoncaster @TEDxDoncaster
1K Followers 1K Following TEDx Doncaster, a platform for Ideas worth Spreading. TEDx Doncaster returns Sunday 5th October 2025 hosted at CAST Theatre.
Jim Fowler @kisonecat
2K Followers 3K Following A mathematician at the Ohio State University. He/him. @[email protected]
Phil James @Phil_JamesNR
207 Followers 447 Following Route Director, Network Rail North West. All views my own. For help follow @networkrailMAN @networkrailLIV or @networkrailLC
AntikBar - Original V... @AntikBar
12K Followers 12K Following Original vintage posters from around the world • Auctions • Restoration • Online: https://t.co/crkTBSOskv + https://t.co/yEvAn0AszM • Gallery: 404 King’s Road Chelsea London
Stephen Menzies ACIRO @stephen37292ML
3K Followers 2K Following Hi I’m Stephen from East Kilbride and I am a Mobile Operations Manager WCML for Network Rail. My views are my own. 38 years of Operational experience.
Teatime With Matt �... @TeatimeWithMatt
693 Followers 4K Following (2009-2024) Travelling in space & time the old fashioned way; slowly and in the right order. Heritage Railway Guard and Lever Fiddler. As seen on YouTube.
Ben @ben1987
1K Followers 1K Following Railway signaller and photographer with a love for music, food, sport and the natural world. Part of the social media team for The Class 56 Group / @C56G2.
BLS Fixtures @BLSFixtures
3K Followers 3K Following The Branch Line Society is a UK-based voluntary association for railway enthusiasts. Established in 1955 it is recognised as Britain's leading enthusiast group.
Capt. Osbert Twinge, ... @RMcCarthy86
2K Followers 725 Following Railway Control bod, trying to run services in Scotland and the North East. When I'm not cancelling trains, I like to be on them. Preferably with tea. Ta. 🚂 🫖
Dan McCarthy @danmcc41
122 Followers 228 Following Moany Train Driver and Crystal Palace fan.. Blue Labour or Red Tory... not sure?. loves free speech, HATES virtue signalling and hypocrisy....and the Guardian.
Graham Lewis @grahaml32933778
521 Followers 704 Following London born ✌️ Music & Arts lover 🎸🎭 Film Buff 🎬 Leeds Utd fan ⚽️ 🇺🇦
Station Master @Spencer7972
418 Followers 443 Following
driverbod @driverbod125
2K Followers 5K Following Can we rewind to 2015 and try again? 🏳️🌈🌈🇪🇺. Cycle commuter. ❤️🇨🇭🇯🇵🇲🇨🇮🇲. He/his. Trans/NB ally.
Jax @jaxboiii2001
2K Followers 1K Following
Phil Bell-Young @Philby91
637 Followers 656 Following #Scicomm Presenter, @HullStreetSci Performer and Science Outreach Officer @UniofHull, @FamelabUK National Finalist, occasional freelancer, Tweets = Mine
Jack On Track @Jack_On_Track
3K Followers 1K Following 🚂 Train Service Manager 🚂 Volunteer Guard at @bluebellrailway 📷 Photographer ⚜ Scout Leader All opinions expressed are my own.
Robert Allotment cat,... @AllotmentCat
52K Followers 17K Following Robert went to the Rainbow Bridge in 2022. His friends Janet and Amanda look after his account now. Also at bluesky Allotment Cats
University of Leeds @UniversityLeeds
119K Followers 1K Following We no longer post on this account, but it remains active for monitoring purposes. See our pinned post below for other channels where you can find us.
Science @ Hull @HullUniScience
2K Followers 1K Following Faculty of Science & Engineering at the University of Hull. Home of world-leading research & a vibrant scientific community.
James Wells @jameswells83
560 Followers 2K Following Dad, husband, professional railwayman, signalman, ex-engineer, railway enthusiast and @railwaymuseum volunteer - living the dream! Huge cricket fan too!
Brunel (Isambear K) @TrackTeddy
450 Followers 751 Following The fun and frolics of a track teddy, the alter-ego of Dan the rail man. All views my own and subject to change. Also on https://t.co/zQHW69O5Dc
🌹 Rosie Greene �... @cnbcwatcher90
2K Followers 5K Following Law grad|Britney Spears fan 👱♀️|Sonic fan🦔| London Underground enthusiast🚇|Gamer🎮|Computer nerd🖥|pop music fan🎤💃|Pokemon + Potter fan|Student notetaker
Crafted @Crafted_hull
3K Followers 4K Following Crafting Patties, Cocktails & Beers on Princes Avenue!
James Nash @jlnash84
667 Followers 1K Following Train driver, Labour supporter, Remoaner, ASLEF member, Argyle supporter, Referee, F1 fan. All views my own!
BarryWeldon @BarryJWeldon
1K Followers 1K Following Paisley lad 🚑 | Ambulance Service | Ex-railway 🚂 | LGBT+ advocate 🌈 | Opinions my own (and usually loud)
UniLift @ItsUniLift
36 Followers 441 Following The UK's First Student Ridesharing App [email protected] iOS: https://t.co/0SrKa2yuTb Android: https://t.co/ftpI5ICjg4
nameless @scousefowler
161 Followers 2K Following Recent graduate, Lfc supporter 30 years, proud Yorkshire man, (Fred trueman, Geoffrey boycott) believes in self sufficiency and achievement
kevinorton @kevinorton100
304 Followers 1K Following Rail Industry professional - lifelong Derby County fan (DCFC)- Chairman and Director of Music at Tutbury Band, an amazing community wind band - views are my own
Oddveganism @oddveganism
794 Followers 3K Following Earthling. Vegan🌱for the animals. Vegan🌱for the planet. Vegan🌱for the life. 🇮🇳
Bill @Crimsonguy69
3K Followers 6K Following Easy-going, laid-back guy just looking to make new friends and carry forward in life. I'm very very huge Anglophile. Love all things British, esp. the men.
TBM @TBMRail
946 Followers 2K Following Rail Passenger Comfort Specialists - supporting UK train operators. We clean & refurbish seats, overhaul toilets systems, coat grab poles & supply door sensors
SPS Training Ltd @SPS_Training
260 Followers 916 Following free courses available in a variety of subjects to help you learn and get back into work if you are unemployed
charl @charlb_xx
135 Followers 589 Following
Watford Rail Users @wrug_
185 Followers 281 Following An organisation representing users of rail services in Watford. Regular open meetings held attended by the Rail Operators. Further inf. [email protected]
Steve Helfet @NaughtySeat
297 Followers 544 Following Proud Daddy to 2 boys, but mostly tweet on Watford FC (occasionally golf, trains or other things). They're always my own thoughts though.
Sean Wilson @SeanWilson34
86 Followers 1K Following
Daniel Lee @dannylee58
82 Followers 788 Following
gdsimms @gdsimms
916 Followers 4K Following “The thought that has haunted me while writing these works—that it is not human beings who will be my most conscientious readers—is indeed full of bitter irony”
Tivadar Danka @TivadarDanka
84K Followers 513 Following I make math and machine learning accessible to everyone. Mathematician with an INTJ personality. Chaotic good.
Tim Dunn @MrTimDunn
76K Followers 3K Following Historian, geographer, team #Railway200. Presenter @UKTV #TheArchitectureTheRailwaysBuilt & #SecretsOfTheLondonUnderground, Trainspotter &🏳️🌈. Own views, obv
Michel Roux Jr @michelrouxjr
355K Followers 118 Following 'Chef patron Le Gavroche, marathon runner,part time TV presenter, proud grandparent, https://t.co/6Z7YO3V8tX
48 Hour Tube Challeng... @48HrsOnTheTube
1K Followers 297 Following 48 hours on the London Underground? Completed it mate. Ali | Train Nerd | Runner | Cyclist | Phryge & Norbot fan account | All views my own
Neil Watson-Slorance @neilslorance
12K Followers 1K Following I'm Neil. I like drawing comics. I did a comic called Dungeon Fun, bits for Doctor Who and political stuff. Owns famous tortoise. https://t.co/g6P6rWWG8S
Red Rose Travel @red_rose_travel
662 Followers 54 Following 💻- Service issues and enquiries can be forwarded to [email protected] - 💷 Cash and 💳 Contactless Payments on Board
Probability and Stati... @probnstat
67K Followers 584 Following Sharing insights on Probability, Statistics, ML, DL and AI research. Subscribe for recent research paper discussions at $2/month. DM to collaborate.
Jeremy "Looking for A... @jeremyzorek
10K Followers 871 Following Rutgers '24, transit enthusiast/advocate, New Yorker now in Jersey, runs @BlessedTrains He/They, train good, car bad. ADHD, Autistic, Ferroequinologist
Sam Dumitriu @Sam_Dumitriu
18K Followers 2K Following Head of Policy (@BritainRemade). Adviser (@TenThinkTank).
Adam Shaw @AdamShawBiz
7K Followers 1K Following Presenter for: ITV's ‘Tonight’, BBC’s Money Box, Today, Panorama, Working Lunch, Woodland Walks podcast & the website https://t.co/AARxA9koVl & other bits.
Martijn Gilbert @NEMartijn
10K Followers 6K Following Passionate about great public transport and the people who deliver it. Own views. No longer active here on Twitter/X.
James Watson CEng, FI... @EngineerLondon
6K Followers 439 Following Engineer. Historian. Beer-Drinker. Publican's Friend. Hi-Fi Anorak. Technocrat. Patriot. Improving Husband. Feminist. “The Attenborough of the Relay Room”
Akshay 🚀 @akshay_pachaar
230K Followers 459 Following Simplifying LLMs, AI Agents, RAG, and Machine Learning for you! • Co-founder @dailydoseofds_• BITS Pilani • 3 Patents • ex-AI Engineer @ LightningAI
Michael Dnes @MichaelDnes1
5K Followers 453 Following Killed one motorway; failed to build another; wrote about ones that never happened. Ex-civil servant. Views personal
Things People Do @ThingsPeoplePod
12K Followers 133 Following The podcast about ordinary people and the extraordinary things they do. | @JoeMarler and @TomFordyce | #GrowTheShow 💜
Emily Pettitt @PettittEmily
3K Followers 3K Following Long walks, nice places, train trips and railway stuff, good food, and associated musings.
Adelaide Sprung @AdelaideSprung
93 Followers 219 Following No agenda. Interested in ideas. Sometimes respond, but mostly just enjoy the contributions of others - even those with whom I disagree.
Jolyon Marsh @Swampyjo
186 Followers 421 Following Alumni and Development Officer at the best school in the world. Maths, skiing, rugby lover and general all round good guy. Any views expressed are personal.
James Veitch 🚅 ☕... @highspeedjv
297 Followers 335 Following Train Driver Manager & Steam Driver with a desire to do the job well. Like a decent coffee & beer too. All opinions do not represent any company.
The Little Engine Tha... @littl_eengine
237 Followers 220 Following Hate Tories. Drinks Tea. Sweary AF. Soft spot for old Mercs. 🚂🏳️🌈⛰️⚽️
Amy Elizabeth @TheFlyingVixen
5K Followers 842 Following Midwife to Train Driver, Aviation Lover, Apple Nerd. Photos/videos taken from a position of safety. Views/opinions are my own, not my employer. No DM’s please!
Noel Dolphin @NoelDolphin
5K Followers 3K Following ⚡️Electrification of all things⚡️Public transport advocate. Working hard to build a sustainable business and a sustainable transport network. 🚃🚎🚋🚎 (he/him)
Natasha @pantograhgirl
820 Followers 2K Following I like music,seeing my fave bands play live/like photography/ and travel on trains/married to. Mark /support worker.visually impaired .
Green Signals @greensignallers
2K Followers 110 Following A frequently irreverent podcast about railways - its politics, economics, people and history. With @railnigel and @SRichardBowker. Find us on Spotify & YouTube!
TfL Access @TfLAccess
43K Followers 1 Following
Jonny Dye @dyejonny55
294 Followers 592 Following
The_Colonel @TheColonelRail
529 Followers 502 Following I`ve driven a few trains since 1979. One day I hope to be good at it. Memories... I have a few ;) My views are MINE and not representative of any employers.
Bryer @bryer
1K Followers 2K Following Freight Train Driver. CML Sufferer. PHEV Owner. All views expressed are my own & only mine and do not reflect the views of anyone or anything else.
Nigel Harris @railnigel
5K Followers 357 Following Co-presenter Green Signals podcast. Steam loco owner/driver; photographer/archivist. Contemp/hist rail tweets, politics & other 'stuff'. RTs not endorsements.
Dave Richeson @divbyzero
26K Followers 1K Following Mathematician. Curley Chair in Liberal Arts at Dickinson College. Author of Tales of Impossibility and Euler's Gem. Now: https://t.co/cefdX8CG6u
Andrew Smithers @MrMappy
2K Followers 98 Following Fell in love with the tube map as a youngster in London - love the thrill of designing rail diagrams. Shop for printed maps at: https://t.co/D5krgpYmx2…
Dave W Plummer @davepl1968
89K Followers 75 Following Hi! I'm Dave Plummer. You might remember me from such Windows components as Task Manager, Windows Pinball, Calc, ZIPFolders, Product Activation, etc. Cheers!
🥑🗽🏗🏘️ N... @Gaylussite
9K Followers 2K Following 𝘏𝘰𝘮𝘰 𝘦𝘤𝘰𝘯𝘰𝘮𝘪𝘤𝘶𝘴. ‘Ageist queer.’ | 🌍: 🏳️🌈🇬🇧🇮🇪 | 🗣️: 🏴🇫🇷 | ✍️: @theipaper @unherd
Travel Cat @TopDeckCat
49 Followers 515 Following Figuring out how humans get around. Sometimes chasing birds up trees.
Nico (java arc) @deinemerle
647 Followers 224 Following cats, logic, types and alg geometry, looking for a job in Berlin, he/they
Prof. Brian Keating @DrBrianKeating
54K Followers 139 Following Chancellor’s Professor @UCSanDiego | Host @Into_Impossible | Focus Like a Nobel Prize Winner: https://t.co/SpnIy2aLJh | Every great scientist is a storyteller!
Train driver Mark @thebestmarklee
2K Followers 2K Following I drive trains for a living along the beautiful south coast of England. All opinions are my own. Facebook @brewwithaview😊
Besty Jones @BestyJ_13
409 Followers 3K Following Wrestler from Doncaster, Based in Plymouth. #DRFC “Fresh and Fruity” DM for Bookings.
George Mack @george__mack
306K Followers 1K Following I think agency might be the most important personality trait of the 21st century. Read my essay 'High Agency' at https://t.co/3lfQgXXltI
Anthony Bonato @Anthony_Bonato
28K Followers 39 Following Mathematics professor @TorontoMet. The WSJ liked my new book Dots and Lines, so you might too. Come for the math or the math memes. I won’t grade you. Much.