Reposted by Andy HallK | Science Nature & Art (and weirdness) @ksciencearts.bsky.social · 5hWANNA KNOW SOMETHING NEAT? (I’m sorry I’m telling you even if you didn’t 🫣) Ginko trees can change sex in individual branches, on a whim! Often they would plant male ginko for ornamental purposes because female fruits can be messy and stinky. Only to later find ginkos do what they want 1114
Reposted by Andy HallKatie Slivensky @kslivensky.bsky.social · 7hGingko tree, casually just continuing their hundreds of millions of years old legacy along the sidewalk of a busy city street. Look at all its fruit!! (Or nuts, I suppose? Seed carrying cases, lol.) Anyway, rock on, you champion of the epochs. 2258
Reposted by Andy HallJayIsPainting 🍁 @jayispainting.earthskyart.ca · 11hI'd always thought NdGT was a pompous, arrogant killjoy but when I read this article (or a similar one) in 2018, it was clear he's a very bad person. 2286
Reposted by Andy Hallc0nc0rdance @c0nc0rdance.bsky.social · 30/09/2026Qingshan Lake Water Forest in Lin'an District, Hangzhou is a viral attraction sometimes called "Matcha Lake" for the emerald green duckweed (subfamily Lemnoideae). These black swans (Cygnus atratus) & their cygnets are enjoying a nutritious buffet of aquatic plants. Let's learn about duckweed. 10513143
Reposted by Andy HallKatie Slivensky @kslivensky.bsky.social · 30/09/2026Come from the physics, stay for the puzzles, obsess over the *cutscenes* omgggg 012
Reposted by Andy HallAndy Hall @testtubegames.com · 29/09/2026Working on the character art, and suddenly felt unsettled about Sigma Four... #AgentHiggs2 063
Reposted by Andy HallAndy Hall @testtubegames.com · 29/09/2026Happy Birthday to CERN - which turns 72 today. To celebrate, go learn some particle physics by playing Particulars, a free game where you move subatomic particles around. store.steampowered.com/app/259470/P... #ScienceHolidaystore.steampowered.comParticulars on SteamParticulars is a game with a unique combination of arcade-action and puzzle gameplay, set in the mysterious world of subatomic particles. 022
Andy Hall @testtubegames.com · 29/09/2026Working on the character art, and suddenly felt unsettled about Sigma Four... #AgentHiggs2 063
Reposted by Andy HallMuseum of Screens @museumofscreens.bsky.social · 29/09/2026New Blog Post: I hate to do this but we have to talk about genAI museumofscreens.wordpress.com/2026/09/29/t...museumofscreens.wordpress.comThe Plagiarism MachineI hate having to talk about gen AI. I live my life way better when I avoid anything AI related. I do my best to avoid playing games containing any trace of gen AI. I wish it could die, this is why … 054
Andy Hall @testtubegames.com · 29/09/2026Happy Birthday to CERN - which turns 72 today. To celebrate, go learn some particle physics by playing Particulars, a free game where you move subatomic particles around. store.steampowered.com/app/259470/P... #ScienceHolidaystore.steampowered.comParticulars on SteamParticulars is a game with a unique combination of arcade-action and puzzle gameplay, set in the mysterious world of subatomic particles. 022
Andy Hall @testtubegames.com · 29/09/2026Just a friendly reminder to start your celebrations for Fish Tank Floorshow Night! 000
Reposted by Andy HallSarah McAnulty, Ph.D. @sarahmackattack.bsky.social · 28/09/2026Been fighting all month for an org that is critical to science education in this city, but don't forget to support my science education org too, eek! Get a calendar, t-shirt, stickers, and more at SquidFacts.net Or donate directly at givebutter.com/SupportSAS26 16523
Reposted by Andy HallRaven Amos (Autumn Edition)🎨🐦⬛ @alaskanime.bsky.social · 28/09/2026I'm probably going to get muted or blocked for this, but as a fellow science communicator, using AI-generated imagery/text is really a bad look all around. It not only steals from your fellow scientists because it's all trained on stolen data, it also makes up fake science. 612523
Reposted by Andy HallAndy Hall @testtubegames.com · 28/09/2026A player found a bug in the periodic table in Agent Higgs 2 -- which made me take a closer look at it. I had left it very minimally drawn, because (a) it's small (b) not critical, and (c) drawing a periodic table sounded like a lot of tedious work. But that made it hard to debug, and not pretty. 132
Reposted by Andy HallAndy Hall @testtubegames.com · 28/09/2026It's Fish Tank Floorshow Night. That's right. Just a bit of time left to prepare. For inspiration, let me take you on a journey to *show* you the *floor* of the largest *fish tank*. The ocean. neal.fun/deep-sea/ #ScienceHoliday 021
Andy Hall @testtubegames.com · 28/09/2026A player found a bug in the periodic table in Agent Higgs 2 -- which made me take a closer look at it. I had left it very minimally drawn, because (a) it's small (b) not critical, and (c) drawing a periodic table sounded like a lot of tedious work. But that made it hard to debug, and not pretty. 132
Andy Hall @testtubegames.com · 28/09/2026It's Fish Tank Floorshow Night. That's right. Just a bit of time left to prepare. For inspiration, let me take you on a journey to *show* you the *floor* of the largest *fish tank*. The ocean. neal.fun/deep-sea/ #ScienceHoliday 021
Reposted by Andy HallXalavier Nelson Jr. @writnelson.bsky.social · 28/09/2026Yup! @strangescaffold.bsky.social remains a proudly anti-AI studio. 737250
Reposted by Andy HallButlerian Jihadist of House Slytherin @shimminykricket.blacksky.app · 28/09/2026AI has the worst marketing of any product in the history of technology. I've never seen anything like it. 812336
Reposted by Andy HallAndy Hall @testtubegames.com · 26/09/2026Out now! Chapter 2: Nucleus. Neutrons, nuclear forces, and just for good measure, holes in the floor. Looks like these levels are (sunglasses) con-fusing. Good luck! testtubegames.com/higgs2.html #AgentHiggs2 #NoAI 062
Reposted by Andy HallAndy Hall @testtubegames.com · 26/09/2026Happy Museum Day! Go explore the Hall of Fossils at the Smithsonian. Right now. Via the power of cyberspace. naturalhistory2.si.edu/vt3/NMNH/DT/... #ScienceHoliday 002
Reposted by Andy HallAsher Elbein @asherelbein.bsky.social · 25/09/2026It's #fossilfriday! Here's a guy from HOW TO SURVIVE PREHISTORY: Arthropleura, a (probably!) herbivorous millipede relative that roams the coal forests of Carboniferous Scotland. Survival Verdict: YES. It's got a nasty nip, but we feel if you get bit, you have it coming. 7490127
Andy Hall @testtubegames.com · 26/09/2026Out now! Chapter 2: Nucleus. Neutrons, nuclear forces, and just for good measure, holes in the floor. Looks like these levels are (sunglasses) con-fusing. Good luck! testtubegames.com/higgs2.html #AgentHiggs2 #NoAI 062
Andy Hall @testtubegames.com · 26/09/2026Happy Museum Day! Go explore the Hall of Fossils at the Smithsonian. Right now. Via the power of cyberspace. naturalhistory2.si.edu/vt3/NMNH/DT/... #ScienceHoliday 002
Reposted by Andy HallNon-Euclidean Dreamer @noneucldreamer.bsky.social · 26/09/2026#Sciartseptember Prompt: Budding I went with cell-level 063
Reposted by Andy Hallc0nc0rdance @c0nc0rdance.bsky.social · 10/01/2026Don't believe the LIES of BIG CORN DOG. These things grow WILD in wetlands across the US. That's why I always carry a jar of mustard when hiking, in case I feel like a snack. Let's talk about Typha latifolia, the broadleaf cattail & their remarkable seed dispersal capacity. 714639
Reposted by Andy HallAndy Hall @testtubegames.com · 25/09/2026Higgs is out, and freer than ever. Agent Higgs 2 - Demo Version - is now available free online. Starting with Chapter 1: Electricity... testtubegames.com/higgs2demo.h... 0117
Reposted by Andy HallEniko Fox @enikofox.com · 25/09/2026Also not sure how one reconciles "AI is the future" with the semi regular posts of people who talk about quitting AI like overcoming addiction and who say AI coding made them more exhausted, less happy, less productive, and less skilled 4612
Reposted by Andy HallAndy Hall @testtubegames.com · 25/09/2026It's Math Storytelling Day! So go learn about a math story - in this case, literally a video story about virus shapes, with a side-by-side interactive component where you can explore their geometry. viruspatterns.com #ScienceHolidayviruspatterns.comVirus, the Beauty of the BeastAn interactive science video about viruses - and how humans have accidentally imitated them. 001
Reposted by Andy HallNon-Euclidean Dreamer @noneucldreamer.bsky.social · 25/09/2026#sciartseptember prompt: Fungi I imlemented the Physarum Model were thousends of agents try to follow a pheromon trail while laying it themselves. Full Version: youtu.be/k-M0VdG-KCw 0145
Andy Hall @testtubegames.com · 25/09/2026Higgs is out, and freer than ever. Agent Higgs 2 - Demo Version - is now available free online. Starting with Chapter 1: Electricity... testtubegames.com/higgs2demo.h... 0117
Andy Hall @testtubegames.com · 25/09/2026It's Math Storytelling Day! So go learn about a math story - in this case, literally a video story about virus shapes, with a side-by-side interactive component where you can explore their geometry. viruspatterns.com #ScienceHolidayviruspatterns.comVirus, the Beauty of the BeastAn interactive science video about viruses - and how humans have accidentally imitated them. 001
Reposted by Andy HallAndy Hall @testtubegames.com · 24/09/2026Happy World Maritime Day! Seems like a pretty good day to make sure you understand ripples and waves. Falstad, as always, has you covered. falstad.com/ripple/ #ScienceHoliday 041
Reposted by Andy HallNon-Euclidean Dreamer @noneucldreamer.bsky.social · 23/09/2026#Sciartseptember prompt: Dendrite 0125
Reposted by Andy HallKatie Slivensky @kslivensky.bsky.social · 24/09/2026Apparently there's going to be some kind of "win a free LEGO kit if you get your child to use our AI software!😊" thing at the Cambridge Science Carnival in October and I don't know how to boycott it harder than just not attending but hoooo boy does this make me so sick to my stomach. 261
Andy Hall @testtubegames.com · 24/09/2026Happy World Maritime Day! Seems like a pretty good day to make sure you understand ripples and waves. Falstad, as always, has you covered. falstad.com/ripple/ #ScienceHoliday 041
Reposted by Andy HallMegan Fox @glassbottommeg.bsky.social · 24/09/2026Reading this and I'm sorry, Why are we supposed to adopt this again Like I get why a piece of shit manager might inflict it on you but uh what's the upside for willingly sticking your dick in the Dick CutOffer 5000 here again? Why is anyone doing that. It's in the name you know what's gonna happen. 3608
Reposted by Andy HallBo Thompson @gaudipern.bsky.social · 24/09/2026The sooner that folks acknowledge the whole point of most modern commercial AI is to produce the products of human slavery without the immediate moral compromises, we'll be better off. Over and over we see the edges of it picked at in every AI labor scandal but people don't like truth. 36022
Reposted by Andy HallAnthony Moser @anthonymoser.com · 23/09/2026thread. plenty of people have been warning about the harms of what is marketed as "ai" it's just they aren't techbros, the solutions aren't venture capital, and the harms are real things that hurt real people, like harassment and labor violations, not imaginary catastrophes for imaginary people 1258
Reposted by Andy HallJason Jong @plesiomorphy.bsky.social · 23/09/2026Ellie flipping the giant circuit breaker in Jurassic Park is so satisfying. I was delighted to learn that it’s a real system 2202
Reposted by Andy HallAndy Hall @testtubegames.com · 22/09/2026It's World Car Free Day So go learn the science about one of my top 3 favorite alternatives to cars - bicycles! ciechanow.ski/bicycle/ #ScienceHolidayciechanow.skiBicycle – Bartosz CiechanowskiInteractive article explaining the physics of a bicycle. 051
Andy Hall @testtubegames.com · 22/09/2026It's World Car Free Day So go learn the science about one of my top 3 favorite alternatives to cars - bicycles! ciechanow.ski/bicycle/ #ScienceHolidayciechanow.skiBicycle – Bartosz CiechanowskiInteractive article explaining the physics of a bicycle. 051
Andy Hall @testtubegames.com · 21/09/2026Happy Miniature Golf Day! Glad I didn't share this particular science game earlier - should have known there'd be this, the perfect day for it. Go play Magnetism Mini Golf -> universeandmore.com/magnetism-mi... #ScienceHoliday 020
Reposted by Andy HallAndy Hall @testtubegames.com · 17/09/2026It's still Indoor Plant Week! Since it's not specifically *houseplant* week - let's look at something else from our house: a blueberry! We can see cells that make up the juicy bit, and colorful cells of the skin. But what's that mysterious bright purple? It was in a few spots... #ScienceHoliday 143
Andy Hall @testtubegames.com · 17/09/2026It's still Indoor Plant Week! Since it's not specifically *houseplant* week - let's look at something else from our house: a blueberry! We can see cells that make up the juicy bit, and colorful cells of the skin. But what's that mysterious bright purple? It was in a few spots... #ScienceHoliday 143
Reposted by Andy HallAndy Hall @testtubegames.com · 16/09/2026National Indoor Plant Week goes on! Today I took a close up look at my Swedish Ivy -- it's been propagating for a couple weeks, and roots are growing! Under the microscope you can see a bit of a root tip, and tons of tiny root hairs! On the top side of a leaf, a bunch of red dots? #ScienceHoliday 032
Reposted by Andy Hall Mark @aguasonic.com · 16/09/2026' Would be nice to include something about how existing research done by existing people was used... techcrunch.com/2026/09/08/o...techcrunch.comOpenAI fought dirty on career-making math problem, says NYU mathematician | TechCrunchThere is a $1 million bounty for the first person providing a solution to the Navier-Stokes existence and smoothness problem. 011
Andy Hall @testtubegames.com · 16/09/2026National Indoor Plant Week goes on! Today I took a close up look at my Swedish Ivy -- it's been propagating for a couple weeks, and roots are growing! Under the microscope you can see a bit of a root tip, and tons of tiny root hairs! On the top side of a leaf, a bunch of red dots? #ScienceHoliday 032