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David Nash

@dpnash1.bsky.social
75 followers 70 following 109 posts

Pokes at computers to pay the bills, does things like amateur astronomy, nature walks, reading, and cooking for fun. Used to poke at NMR samples to pay bills. Long-term polyfi relationship with 2 adults and has 4 awesome children. He/him.

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Reposted by David Nash
Derek Lowe @dereklowe.bsky.social · 29/09/2026
The craziest compound-impurity story I’ve ever heard:
science.org
Now That's An Impurity Story
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Kat Tenbarge @kattenbarge.bsky.social · 28/09/2026
One of the Cornell students accused of gang rape, Scott Kretzschmar, denies it and says through his attorney that they are going to “confront” the survivor through the court system. I can already tell you that means victim-blaming, DARVO, and smears. She is going to need a lot more of our support.
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Chemjobber @chemjobber.bsky.social · 28/09/2026
The Stander
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CosmicRami 🏳️‍🌈🏳️‍⚧️ @rami.spaceaustralia.com · 06/09/2026
Trevor is a regular contributor to a lot of planetary science and an excellent example of how the professional-amateur astronomy community can work with the professional astronomy community for the purpose of science! 🔭
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Chemjobber @chemjobber.bsky.social · 31/08/2026
#chemsky
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Caroline Bartman @cbartman.bsky.social · 21/08/2026
Chromantasy- book genre about dragons doing liquid chromatography
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Martha Crawford @whatashrinkthinks.com · 06/08/2026
Thinking about the *multiple* (more than 7) recent conversations I’ve had with men who find interactions with LLM’s delightful and enjoyable and who joke about the flattery ans obsequiousness but clearly enjoy it I hate these conversations. Also: zero similar conversations with women.
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J. Nathan Matias @natematias.bsky.social · 20/07/2026
It's always telling to see how so few men amplify my posts about women in science, even though (does a quick analysis) about 60% of my followers are male
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Chaucer Doth Tweet @levostregc.bsky.social · 17/07/2026
Ich hadde an Odyssey joke but it got turned arounde
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Tiffany C. Graham @bluenote123.bsky.social · 15/07/2026
I don’t know who needs to hear this, but that’s rape. www.salon.com/2026/07/15/m...
Quote from a paragraph in the attached article.
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Dr. Kuglymoogly, Ph.D. @skugelgen.bsky.social · 14/07/2026
Today I fixed a plumbing leak in my lab with a $3 part and my team was surprised. Why didn’t I call the landlord (lol)? And where did I learn to do that? A surprising amount of chemistry lab work is just plumbing. Sure, sometimes its gas or vacuum, but it’s all pipes and pumps and valves, really.
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Rebecca Boyle 🌕 @rboyle31.bsky.social · 10/07/2026
I genuinely can’t believe this is really happening. We need the night. This is some of the most dystopian stuff I have ever seen in my entire life.
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Chemjobber @chemjobber.bsky.social · 06/07/2026
Yeah, it's a real shock. What is remarkable is that 4 is the total number, it's not just domestic, it's international as well. This will (I predict) have unusual impact of global academia as well.
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Notorious RBMK @comraderobot.bsky.social · 21/06/2026
okay this was the real point of the trip and ive been practicing for weeks and weeks AND I FUCKIN DID I DID IT I DID IT just hand developed this shit TODAY fuckin ASTROPHOTOGRAPHY ON FILM MOTHERFUCKER fucking KODAK T-MAX 400 hell yesssssssssss 🔭
very clear Milky Way above a blurry tree andromeda galaxy and its satellite and you can even see the dust lanes brooobig dusty beautiful close crop of Milky Way detail with a longer focal length than other image
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(starhag) @gwenforr.bsky.social · 18/06/2026
Best I managed to get of the Lunar occultation of Venus yesterday. Missed the key moments due to clouds and fighting with gear. It looked sooo much better in the eyepiece of my other telescope. I could see Venus fully resolved, and lunar surface details more clearly.
Image of the planet Venus, seen as a small bright gibbous shape, very close to the right of the face of the moon, seen as a pale blue arc spanning the left side of the frame, both against a moderately darker blue background.
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Kevin Curry, PharmD @kcurry.bsky.social · 15/06/2026
Turns out there's a place in Texas where you can rent a telescope for as little as $99/month. Astrophotographers ship their gear to this ranch and control it from anywhere in the world. Here's one of the images produced {kottke.org} kottke.org/26/06/telescope-ranchers
kottke.org
Telescope Ranchers
Rockwood, Texas is home to a unique business, Starfront Observatories. Owner/operator Bray Falls hosts hundreds of other people’s telescopes in perfect conditions — ultra-dark skies (Class 1 on the Bortle scale), clear weather, and fast internet — so astrophotographers from around the world can run
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Reese Richardson @reeserichardson.bsky.social · 28/05/2026
TL;DR: We've identified more than 100 cases of apparent manipulation in Thermo Fisher Scientific's antibody verification data. @sholtodavid.bsky.social @johanduchene.bsky.social reeserichardson.blog/2026/05/28/h...
reeserichardson.blog
How much of Thermo Fisher’s antibody data has been manipulated?
We’ve documented more than 100 instances of apparent data manipulation in Thermo’s catalog
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thank u, hexed @lindsaykingmiller.bsky.social · 19/05/2026
"the R slur is coming back" not within slapping distance of me it's not
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Working Families Party 🐺 @workingfamilies.org · 19/05/2026
People are tired of Democrats who campaign against corporate greed, then protect billionaire interests behind closed doors. Case in point: Delaware Democrats helped pass a billionaire-backed bill shielding ultra-rich CEOs like Elon Musk. So now we’re running to replace them.
Working Families Party endorses Shay Frisby, District 5; Shane Darby, District 1; Adriana Bohm, District 1; Pamela Salaam, District 16; Rae Krantz, District 6; Will Imbrie-Moor, District 19. Delaware September Primary.
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Brendan @chemscrapes.bsky.social · 13/05/2026
The ChemScrapes Chess Set #chemsky #chemchat #chess
cartoon drawing of a chess set.  All the pawns are atomes with their electron clouds, castles are beakers, knights are horses with SOMOs on them (fronteir MOs). bishops are volumetric flasks, king is NMR, queen is free energy.
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Linn Boldt-Christmas @nplinnspace.bsky.social · 07/05/2026
🔭 A cautionary tale for undergrads (and above!) using AI for #astro plots: our BSc student wanted to make a "quick" HR diagram showcasing M-dwarfs & thought some chatbot could make one and... well... ...extra credits are now offered to students who can correctly find all errors on cursedHR.png 🫠 🧪
A pathetic attempt by AI sloppery to make a HR diagram, generated by one of our BSc student, and shared here with their permission. Honestly, I can't even begin to explain all the deviations. Imagine a normal HR diagram but one that appears to you in a fever dream. It gets so much worse the longer you look at it. WHY IS THIS ALLOWED TO EXIST AAAAA
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David Nash @dpnash1.bsky.social · 25/04/2026
Nice night of amateur observing from Portland, Oregon. Jupiter, high in the western sky early in the evening, was one of the most spectacular objects in the sky tonight. Other pretty things: the first quarter Moon, a bunch of pretty double stars, and the giant star cluster Messier 3.
The author’s 12.5”/32 cm Dobsonian  reflector, aimed at Jupiter, which is visible just above the end of the scope. A house with rainbow lights is visible in the background.
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Tom Forsyth @tomforsyth.bsky.social · 22/04/2026
We're just brain-nuking a generation of junior coders. Some of the senior ones too, though when it all goes to shit maybe they'll still remember their old skills? Maybe something interesting will come of it, like new languages. But it's going to be brutal. All that education and potential wasted.
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Working Families Party 🐺 @workingfamilies.org · 22/04/2026
Out: the doomscroll. In: coming together to elect local leaders that actually care about us, our neighbors, and our planet.
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Amy N-K @aankphd.bsky.social · 19/04/2026
In the garden today. 💐💕
Peach-colored bearded irisAzaleas and bluebells in bloomWhite tulip (with fading grape hyacinths in the background).Blue columbine
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Andre the Chemist @andrechemist.bsky.social · 16/04/2026
Random student question I got today: What is your favorite unit? What is everyone's favorite unit of measurement?
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Aidan Moher @aidanmoher.com · 12/04/2026
There’s no way to couch this: Vance is getting pillowried during negotiations in the former Ottoman Empire sofar.
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Mary Robinette Kowal @maryrobinettekowal.com · 11/04/2026
SPLASHDOWN!!! Y'all, we just watched people go to the Moon AND BACK!
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WOR$T GIRL IN ACADEMIA @medievaliste.bsky.social · 08/04/2026
Once again, the national average pay for adjunct professors with PhDs is a flat fee of $3900 per course.
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Emily Lakdawalla 🏳️‍⚧️ Uranus Expert @elakdawalla.bsky.social · 07/04/2026
Just gorgeous images to look at on the NASA Johnson Flickr this morning www.flickr.com/photos/nasa2...
flickr.com
Artemis II in Eclipse
art002e009301 (April 6, 2026) – Captured by the Artemis II crew during their lunar flyby on April 6, 2026, this image shows the Moon fully eclipsing the Sun. From the crew’s perspective, the Moon appe...
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Katie Mack @astrokatie.com · 03/04/2026
More context on this #Artemis II image: * This is the night side, lit by moonlight. You can see city lights in Spain & Portugal, & a sliver of day at lower right * The Sun is entirely behind Earth, which makes it a kind of solar eclipse, but w/ Earth doing the eclipsing instead of the Moon: ☀️🌍🚀🌕
A full disc image of Earth, as seen from the Orion Crew Module. The planet is a pale blue, swirling with white clouds and glowing slightly lighter blue in place from reflected light. At lower left, a large brown landmass is Africa, with Spain and Portugal with twinkling lights where the planet curves. At top right, auroras glow in a thin green glow, just barely separated from the planet's surface. Earth is set against the black of space (pic: NASA/R.Wiseman)
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Anna Holmes @annabookwriter.bsky.social · 02/04/2026
Good lord, I swear I have to do this every three goddamn months: if you’re sharing the r slur just to show everyone some dickhead used it, all you’re doing is sharing the r slur. Fucking blur that shit if you must share, and if you’re doing alt text as you should be, say r slur and not the word.
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Randall Munroe @xkcd.com · 16/03/2026
Planets and Bright Stars xkcd.com/3219/
Comic. Planets and Bright Stars Identification Chart. [Bright glowing dots over black background with labels underneath: Venus, Mars, Jupiter, Saturn, Mercury, Sirius, Procyon, Antares, Altair, Betelgeuse, Vega, Polaris]
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Cliff Pervocracy @pervocracy.bsky.social · 13/03/2026
astronomy is so funny because it's this fairly niche interest for a small community of nerds and also it's 99.9999% of everything that exists
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Dr. Jessie Christiansen @aussiastronomer.bsky.social · 27/02/2026
TESS confirms what we saw with Kepler and K2 - on average, ***every single small red star has a planet around it***! And a short-period one at that (<30 days). And you know what the galaxy is mostly made of? Small red stars. PLANETS. PLANETS EVERYWHERE!!! Happy weekend pondering that, everyone.
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the abbot of unreason (an archaeologist) @merovingians.bsky.social · 26/02/2026
I don't think anyone pretending there isn't an effort underway by Republicans to eradicate trans people from public life can be taken seriously at this point.
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Emily Lakdawalla 🏳️‍⚧️ Uranus Expert @elakdawalla.bsky.social · 11/02/2026
In astrophysics, yes, but in planetary science, no!
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Councilor Candace Avalos @counciloravalos.bsky.social · 01/02/2026
The force that teargassed workers, families, children, and elders who were peacefully protesting is the same force that has kidnapped sick kids and murdered two Minneapolis neighbors on our streets. We can’t appeal to the moral conscience of a system that has none. We have to win.
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Dr. Jessie Christiansen @aussiastronomer.bsky.social · 28/01/2026
*cough* A little bit of extra info to add here: There's only one transit, so the true period is unknown. It could be anywhere between 300 and 550 days. This is an exciting candidate! But (a) we don't know if it's real, and (b) we don't know what its temperature is if it IS real.
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John Scalzi @scalzi.com · 27/01/2026
If I see you use this word, I'll block you. If you use it "satirically" I'll block you. Using it at all today is a really fine test of character. I've had some of my books edited because I used it twenty years ago and I'm ashamed today of having used it. www.nytimes.com/2026/01/26/u...
nytimes.com
The ‘R-Word’ Returns, Dismaying Those Who Fought to Oust It
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Kevin M. Kruse @kevinmkruse.bsky.social · 27/01/2026
Exactly right. Bovino's leaving? Great, get Noem to resign. Noem resigns? Great, defund and dismantle ICE. Go after Stephen Miller too. Bring charges against ICE thugs at the state and local level. Lawsuits. New state laws restricting them. Every possible angle.
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Eric Michael Garcia @ericmgarcia.bsky.social · 23/01/2026
I still can’t believe Steve is gone. Though I feel like he would be tickled by the fact that after all these years, in recent weeks, I FINALLY started getting into the Grateful Dead.
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Jake Grumbach @jakemgrumbach.bsky.social · 23/01/2026
Not exaggerating when I say that the collective action in Minnesota will be studied for generations if not centuries to come
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Matt Novak @paleofuture.bsky.social · 13/01/2026
This poll shows that 74% of Democrats support abolishing ICE, with 53% *strongly* supporting getting rid of the agency. Any elected Democrat who wants ICE to exist is outside the mainstream of their party and the people they purport to represent.
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Eric Michael Garcia @ericmgarcia.bsky.social · 20/01/2026
Yes, the autistic Barbie is not perfect. Yes, it only includes one specific iteration of autism. But the way to get better representation of autistic girls (who get overlooked) is by starting somewhere and building on that. And if it sells, that encourages more www.usatoday.com/story/life/h...
usatoday.com
Autistic Barbie sparks debate over what representation should look like
Mattel's new Barbie with autism has garnered mixed feelings from people within the autism community. Why?
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Helen Kennedy @helenkennedy.com · 18/01/2026
This is such a cool illustration of how the Mercator map distorts the size of Greenland, which looks as big as the whole continent of Africa on that map but is actually the size of Mexico.
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Amy N-K @aankphd.bsky.social · 17/01/2026
Today, I’m being reminded that my pride has a cost. I didn’t want to inconvenience anyone or ask for what I really needed, and I’m completely wiped out a day later. Silly, perhaps… but sometimes I just want to feel normal and easy-going.
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Nicole Bedera @nbedera.bsky.social · 16/01/2026
For @msnownews.bsky.social, I wrote an article about how ICE Watch is grounded in sociological theories of violence prevention. The reality is that most men will only commit public violence in extremely specific scenarios and ICE Watch disrupts the conditions necessary for escalation.
ms.now
Opinion | I'm a Minneapolis sociologist who studies violence. Here's how ICE observers are helping.
Research into how violence occurs shows that disapproval from the people around you can help reduce it.
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Bill Corbett @billcorbett.bsky.social · 17/01/2026
Block the absolute shit out of this nazi filth. Do it with an ancient curse on your lips, with black lightning coursing through your blocking finger. Or just do it the regular way. Point being: block ‘em.
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Mike the Mad Biologist and Trump's Press Corps Approver @mikethemadbiol.bsky.social · 16/01/2026
I realize this is probably pedantic, but I wish Democratic leaders would stop telling people to be "peaceful", and instead use the phrase "non-violent." When people are getting maimed and murdered, we're definitely beyond "peaceful."
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