Technical Reports and Papers from my work. Message boards: Muon1 Project Forum Software here General/Rubbish Discuss things. Miscellaneous: Black hole images Obtained from raytracing light through curved space, done during my general relativity course. |
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Browser Wars Connect-4 where your team is your browser Colunms Blockular entertainment. Tubetris Cylindrical Tetris. NCGi website An incomplete Asteroids game? | ||||||
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2025-Jul-19 20:14:44 Anyone else noticing that the useful stuff has been commoditised so the hype train is isolating itself in an ever smaller region of useless products? |
2025-Jul-17 21:18:52 New Glenn #rocket is sending a probe to #Mars. #space #BlueOrigin
https://x.com/davill/status/1945881904835613041 |
2025-Jul-17 14:12:11 View through the permanent #magnets in the hadron therapy test beamline mentioned in https://www.bnl.gov/newsroom/news.php?a=222471 . The innermost surface of each permanent magnet wedge piece is visible: they cover the whole perimeter of the aperture to get the maximum field. #physics #accelerators
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2025-Jul-16 23:59:54 Genetic technique allows babies to be born free of hereditary mitochondrial disease.
https://www.bbc.com/news/articles/cn8179z199vo |
2025-Jul-16 02:28:26 Passive #CPU cooler (large).
https://www.tomshardware.com/pc-components/case-fans/noctua-nh-p1-review |
2025-Jul-16 01:20:44 It's odd how computer games can have pleasant ambience, but computer software has whatever the opposite of ambience is. |
2025-Jul-15 21:01:07 Glass sculptures of electron orbital distributions. #physics #chemistry
RT https://x.com/museum_kahaku/status/1944959925568090381 |
2025-Jul-14 23:33:36 Now that I've added text labels to the taskbar icons in #Windows 11 at work, the order doesn't matter as much as if they were just icons and I've started using multiple desktops again (which if you recall mess up the icon order every time I switch).
There are still some glaring bugs though, like if I open a second file in Excel it moves me to the desktop where the first (often unrelated) file was open. |
2025-Jul-13 19:03:21 Interstellar navigation by parallax demonstrated by New Horizons spacecraft. #space #NASA #astronomy
https://pluto.jhuapl.edu/News-Center/News-Article.php?page=20250630 46.9AU is 0.00074 light years. |
2025-Jul-13 18:50:56 Used the ATM in Spanish because my car's too low to reach English. |
2025-Jul-13 17:53:09 Mowed the lawn 🌱 and snapped some dead branches off a tree that were on eye level. |
2025-Jul-13 16:23:52 Blue Impulse formation flying. [photo]
RT https://x.com/sanrinoq/status/1944291892428255725 |
2025-Jul-13 15:48:54 Saw a chipmunk in my garden. I'd seen them (rarely) in this town before but never this close. |
2025-Jul-13 01:07:36 This evening's walk: 🎇🐇🦇🦌 but no 🦝. |
2025-Jul-12 20:08:14 Small electric plane lands at Gatwick.
https://www.bbc.com/news/articles/cx20gljd8vro |
2025-Jul-11 20:59:38 This tree hollyhock is almost as tall as the house now.
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2025-Jul-11 18:31:40 I've been designing optical breadboard layout options using pixel art. #physics
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2025-Jul-10 20:22:14 #NASA Parker Solar Probe records timelapse video from within the Sun's atmosphere. #space #astronomy
https://science.nasa.gov/science-research/heliophysics/nasas-parker-solar-probe-snaps-closest-ever-images-to-sun/ |
2025-Jul-09 22:56:14 New tube of rocket. #space #SpaceX
RT https://x.com/SpaceX/status/1942975057040404843 |
2025-Jul-09 22:55:41 I searched for "duck spanner" and it showed me these oddly-shaped things.
https://www.amazon.com/Mdvora-Coilover-Spanner-Suspension-Adjustment/dp/B0C5BQLDHZ |
2025-Jul-08 23:36:43 Interesting paper with video simulations of a star being tidally disrupted by a black hole, the star remains circling the hole many times and forming an opaque cloud. #astrophysics
https://iopscience.iop.org/article/10.3847/2041-8213/ad6862 |
2025-Jul-08 18:32:22 Using the "real" 4K USB camera rather than my smartphone gets a better image of the electron beam hitting the screen. #physics #accelerators I should have posted an actual 4K image not the 1080p scaled one, but my computer can only process uncompressed 4K at about 5fps, so I was using 1080p for viewing it continuously.
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2025-Jul-08 14:57:17 Here's what some of our #magnets and fixed-field accelerator designs are being used for. #physics #accelerators
https://www.bnl.gov/newsroom/news.php?a=222471 |
2025-Jul-07 18:06:56 https://en.wikipedia.org/wiki/Holmium%E2%80%93magnesium%E2%80%93zinc_quasicrystal |
2025-Jul-07 01:08:09 Went for a walk as it was getting dark; saw fireflies, rabbits, bats, racoons and a deer. 🎇🐇🦇🦝🦌 |
2025-Jul-06 03:26:19 This guy's videos are great. I also watched the "making the world's most concentrated Red Bull" one.
https://www.youtube.com/watch?v=crjxpZHv7Hk Also there's a guy who makes car wheels out of odd materials? https://www.youtube.com/watch?v=cLRrvxsg0c4 |
2025-Jul-05 23:14:09 UK aircraft carrier gets gaming room.
https://www.tomshardware.com/video-games/pc-gaming/uk-royal-navy-builds-esports-suite-loaded-with-gaming-pcs-onboard-its-newest-warship-eight-high-powered-pc-battle-stations-added-to-war-room |
2025-Jul-05 22:37:55 River Seine reopens to swimmers in Paris after century-long ban
https://www.bbc.com/news/articles/c4gk7nk35l2o |
2025-Jul-05 22:30:04 Mowed the lawn, got an Allen key into the other side of the fastener that kept coming loose on the mower and tightened it. Maybe that wheel won't get wobbly again for a while. |
2025-Jul-04 19:48:18 7 little-known items in Trump’s big agenda bill
https://www.cnn.com/2025/07/04/politics/seven-little-pieces-trump-agenda-bill |
2025-Jul-04 18:29:50 Flemish giants.
RT https://x.com/PPapakonNucl/status/1941108550522269728 |
2025-Jul-03 17:23:54 Lightning going upwards into #space. [photo]
RT https://x.com/Astro_Ayers/status/1940810789830451563 |
2025-Jul-03 14:34:33 Examples of Velella velella (jellyfish-derived colony organism).
https://x.com/LegoLostAtSea/status/1940660576667197862 https://en.wikipedia.org/wiki/Velella |
2025-Jul-03 14:19:38 These are the large bugs that have been making noise in the forest at work.
https://www.bnl.gov/newsroom/news.php?a=222516&btw=1 |
2025-Jul-03 00:20:33 Third interstellar comet discovered. #space #astronomy
https://science.nasa.gov/blogs/planetary-defense/2025/07/02/nasa-discovers-interstellar-comet-moving-through-solar-system/ |
2025-Jul-02 22:01:41 Peanut-shaped #asteroid. #space #NASA #astronomy
https://science.nasa.gov/blogs/lucy/2025/07/02/nasas-lucy-mission-provides-full-view-of-asteroid-donaldjohanson/ |
2025-Jul-02 22:01:15 "While most customers were ordering snacks or drinks, one decided to request a tungsten cube. This led the bot [to] stock the entire snack fridge with them."
https://tech.co/news/anthropic-gives-claude-ai-store-to-run |
2025-Jul-02 22:00:57 Magnetic extractor for shrapnel wounds being used in Ukraine.
https://www.bbc.com/news/articles/c1mgdendnv7o |
2025-Jul-02 20:29:43 The electrodes moving the 500eV electron beam. One is 2Hz and 3Hz (+/-10V on the electrodes), one is 2MHz and 2.000001MHz. #physics #accelerators |
2025-Jul-01 22:12:48 Aphelion is on Thursday. #sun
https://www.skyatnightmagazine.com/space-science/aphelion-perihelion |
2025-Jul-01 21:35:09 My digital barometer clock thing has a flashing light to inform me the risk of mold outside is critical. So bear that in mind if you are outside and see mold. |
2025-Jul-01 21:14:05 How much debt and spending are in various versions of the US megabill? #politics #economics
https://x.com/MarcGoldwein/status/1940097496417530008 |
2025-Jul-01 21:10:11 Short train.
[video] RT https://x.com/AluminiumMania/status/1939810326524174793 |
2025-Jul-01 20:18:13 Got a slightly more convincing beam spot by messing with the settings, maybe 0.5uA? (500eV e-) #physics #accelerators
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2025-Jun-30 23:42:09 The parallax of Proxima Centauri, as seen between Earth and the New Horizons spacecraft.
#space #astronomy RT https://mathstodon.xyz/@gregeganSF/114771849005032057 |
2025-Jun-30 23:20:16 Giant traffic #cone in underground neutrino observatory, which looks normal-sized because the cavern is huge. [photos]
https://x.com/dydt_Nao/status/1939201479912628571 |
2025-Jun-30 23:16:28 The theoretical minimum cost to launch a kilogram into #space. #physics
https://x.com/fermatslibrary/status/1939294973280530640 |
2025-Jun-30 20:33:37 It's small (70nA) but I got first beam out of the electron gun in my ion trap experiment. It's the dim green spot that shows up on the near screen, or the line on the far screen, where I steered it using the gun's built-in electrodes but it also changed the shape! There's also a photo with flash to show the screens. #physics #accelerators
They said to wait for better vacuum levels before increasing the current.
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2025-Jun-29 22:20:23 There's apparently a 4TB NVMe #SSD for about $250.
https://fudzilla.com/news/pc-hardware/61233-western-digital-drops-sn7100-4tb-gen-4-ssd-pricing |
2025-Jun-29 22:17:37 AMD Threadripper Pro 9995WX #CPU to have 96 cores. Probably very expensive ~$5k.
https://fudzilla.com/news/pc-hardware/61079-amd-unloads-96-core-threadripper-pro-9995wx |
2025-Jun-29 17:29:13 The Webb #space #telescope can't look at Mercury, Venus, Earth or the Moon because they're always on the Sunward side of it. It also can't look at the Sun obviously.
https://www.skyatnightmagazine.com/space-science/webb-earth-venus-mercury |
2025-Jun-29 15:56:40 The Hyper-Kamiokande neutrino detector cavern. [photo] #physics
RT https://x.com/YokoyamaMasashi/status/1939238136565113313 |
2025-Jun-28 23:18:24 My new kettle arrived, actually I ended up following its Amazon van coming home. |
2025-Jun-27 23:34:15 Finally, a mallard bollard.
RT https://x.com/WorldBollard/status/1938700203445662019 |
2025-Jun-27 01:40:40 Hmm time for new kettle, the old one now appears to be semi-on (LED light glowing) when it's on its charging base and supposed to be off and I worry where the 120V AC is going. |
2025-Jun-26 02:33:57 The Boring Company get the tunneller to come up out of the ground by itself ("porpoising").
[video] RT https://x.com/boringcompany/status/1938042215387041985 |
2025-Jun-25 20:16:37 It was hot again today. When I stepped on that tar they use to repair roads, it left imprints of my shoes on it and felt like it moved. |
2025-Jun-24 19:46:32 A few more of these lilies managed to flower without the deer eating them (most of the other buds were gone).
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2025-Jun-24 00:29:38 I have fireflies in my own garden now too. |
2025-Jun-23 15:55:56 New observatory to digitally map the entire sky. #astronomy #space
https://www.bbc.com/news/articles/cj3rmjjgx6xo |
2025-Jun-22 02:28:27 Bottle message sent from Scotland in 1994 found on Norwegian island.
https://www.bbc.com/news/articles/cgmwgeykr8xo |
2025-Jun-22 01:28:34 Went on a dusk walk on the ~longest day of the year. Also saw my first fireflies. |
2025-Jun-19 20:17:57 https://www.spacex.com/updates/#starship-static-fire-update |
2025-Jun-19 20:08:32 Atoms with both muons and electrons in orbit have been produced. #physics
https://www.kek.jp/ja/press/202506191400muar |
2025-Jun-19 04:17:34 They blew up a #Starship during testing 15 mins ago.
#space #SpaceX https://www.youtube.com/watch?v=WKwWclAKYa0 |
2025-Jun-18 22:55:30 Hyperspectral imaging. #astronomy
https://www.eso.org/public/videos/eso2510c/ |
2025-Jun-18 22:07:47 Report into UK high speed rail project problems.
https://www.bbc.com/news/articles/cy0wr7nw7wxo |
2025-Jun-18 22:07:33
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2025-Jun-18 01:44:40
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2025-Jun-17 22:54:56 There were three goose families with three different sizes of goslings blocking the road at work today. |
2025-Jun-17 00:07:01 Observing the corona with two satellites flying in formation, one of which is a Sun-occulting disc. #space #astronomy
https://www.skyatnightmagazine.com/news/esa-proba-3-mission-first-images |
2025-Jun-16 23:57:14 6-star system. #space #astronomy
https://www.skyatnightmagazine.com/news/6-star-system-eclipsing-binaries |
2025-Jun-15 23:08:06 Part of this weekend's data acquisition involved me hitting a key as close as possible in time to the RHIC injector complex's 4.2sec or 6.0sec cycle. No time to implement a trigger for the cameras! But at least it captured four consecutive pulses using the laptop's clock timing. |
2025-Jun-14 21:55:55 #UK #nuclear #energy capacity over time.
https://www.carbonbrief.org/chart-the-rise-fall-and-rise-of-uk-nuclear-power-over-eight-decades/ |
2025-Jun-14 21:15:31 Today we put 70-250MeV protons through a non-scaling fixed-field beamline, the highest energy ever for this sort of beamline! It bends by 22.5° using 1.85 Tesla permanent magnets. Here is the 250MeV beam leaving at the largest radius (right of screen). #accelerators #physics
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2025-Jun-13 15:46:59 2007 Cassini image of a rainbow appearing on #Saturn's rings. #space #astronomy
https://science.nasa.gov/resource/rainbow-on-the-rings/?linkId=829188603 |
2025-Jun-13 15:43:11 Nice picture of the colours of stars. #space #astronomy
RT https://x.com/apod/status/1933374092511445349 |
2025-Jun-12 23:36:51 If you remember Y2K and the talk of a UNIX "2038 bug", well, we're two thirds of the way there. |
2025-Jun-11 22:56:01 Deimos seen from #Mars before dawn. #space #astronomy
https://images.nasa.gov/details/PIA26556 |
2025-Jun-11 19:42:53 Tried ungrouping the icons on the taskbar and restoring the labels (like in Windows 95!) There's enough space with 2560px width and many of these are tabbed in themselves, so it doesn't overpopulate as much.
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2025-Jun-11 18:14:56 First view of the Sun's south pole filmed by spacecraft. #space #astronomy
https://www.bbc.com/news/articles/clyqry9ppl9o |
2025-Jun-11 02:33:54 There's a new TRON movie October 10th:
https://www.youtube.com/watch?v=9KVG_X_7Naw |
2025-Jun-11 00:13:12 Today I was capturing images from a camera over ethernet. Had an SDK with examples but my Windows Python installation was so messed up that using the C API was easier.
Fewer dependencies too. |
2025-Jun-09 21:57:17 Agrivoltaics: when intercepting some sunlight also helps crop yields. #solar #energy #farming
https://www.sciencedirect.com/science/article/pii/S1364032124007925 |
2025-Jun-09 18:30:17 Handheld XBox runs Windows, can launch other #gaming platforms.
https://www.bbc.com/news/articles/c1de113lkdpo |
2025-Jun-09 17:54:11 Windows 11 usability guide.
https://www.dedoimedo.com/computers/windows-11-usability-guide.html |
2025-Jun-09 01:07:52 Some interesting discussion of LLM-type AI reasoning:
https://garymarcus.substack.com/p/a-knockout-blow-for-llms?publication_id=888615&r=2cr2lz |
2025-Jun-08 22:45:24 Last night I dreamt I was at a conference centre and entered a huge room that was so big there was haze visible before you could see the opposite wall. |
2025-Jun-07 21:37:28 Sinking cities - partly due to groundwater extraction.
https://www.bbc.com/news/resources/idt-14d00552-9211-4dab-89d1-60e34e226e43 |
2025-Jun-07 20:11:42 🧀
https://www.youtube.com/live/LfIMOl4BoeM?t=8140 |
2025-Jun-07 18:44:45 It just started raining today. It was warm and had been getting more humid all week. Yesterday evening the haze made the Sun orange and clouds moderated the heat a bit. |
2025-Jun-07 00:25:39 Water freezes fast when exposed to the #vacuum of #space but salty brine might last for an hour:
#NASA #astronomy https://www.jpl.nasa.gov/news/lab-work-digs-into-gullies-seen-on-giant-asteroid-vesta-by-nasas-dawn/ |
2025-Jun-07 00:12:36 Guys, it requires me to do 2FA to run the Clock app. |
2025-Jun-07 00:12:27 The boat is back!
https://www.bbc.com/news/articles/c79e4pr2qjro |
2025-Jun-07 00:12:08 OMG. When you switch virtual desktops in Windows 11 it randomly re-orders the open application icons on the taskbar 🤡 |
2025-Jun-06 00:03:32 Amazon delivered one item and one empty bubblewrap sleeve. |
2025-Jun-05 23:47:44 The Sun looked very orange at sunset just now, could be the smoke from wildfires. |
2025-Jun-05 17:19:54 The elephant in the room (or the supermarket).
https://www.bbc.com/news/videos/ceqgprdye1do |
2025-Jun-05 01:32:00 Jared Isaacman Breaks Silence on Sudden #NASA Nomination Withdrawl
#space https://www.youtube.com/watch?v=wV3-GZpBxmI |
2025-Jun-04 19:44:03 Satellite imagery of destroyed Russian planes.
https://www.bbc.com/news/articles/cvg9zdxwk29o |
2025-Jun-04 00:16:21 Woke up in the middle of the night so walked around my garden at both 6am and 8pm (sunrise and sunset). Interesting how the light is different, the smell is different. Seems to be a busy time for wildlife as well. |
2025-Jun-03 18:27:15 https://en.wikipedia.org/wiki/Plastic_ratio #maths |
2025-Jun-02 22:47:34 Some of the things I criticise AI for may actually be (🐝) problems with floating point optimisation algorithms in general. Not that they're not useful, they are, but you can't trust them if you start outside the convergence region. #programming #maths |
2025-Jun-02 01:38:20 UK to build up to 12 new submarines.
https://www.bbc.com/news/articles/c4g2jr1m49no |
2025-Jun-01 22:15:07 It used to be scientific computing piggybacking on the larger video games hardware industry.
But now it's scientific computing piggybacking on video games hardware piggybacking on the larger LLM slop industry. |
2025-Jun-01 01:34:46 Oh no it's 250 million bees
https://www.bbc.com/news/articles/c23mrprk |
2025-Jun-01 01:34:35 AI model collapse happens when AI trains on AI-generated outputs. What happens when humans train on human-generated outputs? |
![[Some ducks]](hidden/postit.png)
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