Ivan Aprahamian
@aprahamian.bsky.social
Chemistry Professor at Dartmouth. Into tiny switches and machines, adaptive materials, and molecular communication systems.
Pinned
Coupling synthetic negative feedback loops
While coupled biochemical feedback loops are optimized over millions of years of evolution, the rational design of synthetic counterparts, not possess…
bit.ly
🎉Congrats to David @anbismillah.bsky.social the whole crew + collab Albert Wong on the new @cp-chem.bsky.social paper bit.ly/3J5FFse What started with an effort to tune the activation thresholds in negative #feedback loops so we can couple them took a wild turn #ChemSky #molswitch #chemsky ⚗️🧪
Reposted by Ivan Aprahamian
they were "controversial" for murdering palestinians at their food distribution sites.
The Gaza Humanitarian Foundation, a controversial U.S.- and Israel-backed company that provided aid to Gaza, said Monday it would shutter operations.
US-backed aid company in Gaza shutters operations
The U.S.- and Israel-backed Gaza Humanitarian Foundation, set up to distribute aid to Gaza as an alternative to the United Nations but which Palestinians said endangered the lives of civilians as they tried to get food, has said it will shutter operations.
bit.ly
November 24, 2025 at 7:13 PM
they were "controversial" for murdering palestinians at their food distribution sites.
Reposted by Ivan Aprahamian
I think @brendannyhan.bsky.social is exactly right in this piece, but I’d go one step further here. Elites very explicitly told young people to sit down and shut up. Society punished them for standing up for their beliefs, and targeted and vilified the organizers. Now we need need them.
November 24, 2025 at 2:27 PM
I think @brendannyhan.bsky.social is exactly right in this piece, but I’d go one step further here. Elites very explicitly told young people to sit down and shut up. Society punished them for standing up for their beliefs, and targeted and vilified the organizers. Now we need need them.
Reposted by Ivan Aprahamian
New York Times coverage of lawsuit requesting names of Jewish employees at Penn.
[Gift Link]
www.nytimes.com/2025/11/21/u...
[Gift Link]
www.nytimes.com/2025/11/21/u...
Federal Suit Seeking Names of Some Jewish Employees at Penn Sparks Backlash
www.nytimes.com
November 22, 2025 at 9:05 PM
New York Times coverage of lawsuit requesting names of Jewish employees at Penn.
[Gift Link]
www.nytimes.com/2025/11/21/u...
[Gift Link]
www.nytimes.com/2025/11/21/u...
Reposted by Ivan Aprahamian
These same folks extremely committed to fighting antisemitism in universities
Exclusive: The U.S. Coast Guard will no longer classify the swastika, nooses and the Confederate flag as hate symbols.
The military service drafted a new policy that classifies them as “potentially divisive.”
The military service drafted a new policy that classifies them as “potentially divisive.”
U.S. Coast Guard will no longer classify swastikas, nooses as hate symbols
The military service, which falls under the Department of Homeland Security, has drafted a new policy that classifies such items “potentially divisive.”
www.washingtonpost.com
November 20, 2025 at 10:34 PM
These same folks extremely committed to fighting antisemitism in universities
So many great options to choose from...
It's that time again: @cenmag.bsky.social 's molecule of the year poll is now OPEN! Check out the contenders, lovingly curated by yours truly from past C&EN stories, and vote for your favorite by Dec. 11
#chemsky #scisky #moty2025
cen.acs.org/synthesis/Mo...
#chemsky #scisky #moty2025
cen.acs.org/synthesis/Mo...
Meet the molecules of the year 2025
C&EN editors’ annual round-up of spectacular molecules we’ve covered in the past year
cen.acs.org
November 19, 2025 at 5:43 PM
So many great options to choose from...
Reposted by Ivan Aprahamian
If only there were some sort of marketplace, perhaps online, where people could compare insurance plans and choose one for themselves. Perhaps with some financial assistance for those who need it….
Cassidy: "If she goes and gets 2 types of shampoo & one is a dollar cheaper, she'll get the cheaper one & the other lowers their price. Once you give her the power of making the decision, she's gonna shop -- that begins to save her money and squeezes waste out of the healthcare system."
November 19, 2025 at 3:04 PM
If only there were some sort of marketplace, perhaps online, where people could compare insurance plans and choose one for themselves. Perhaps with some financial assistance for those who need it….
Reposted by Ivan Aprahamian
Going to The Game? #Harvard and #Yale are rivals on the field but off the field, we’re working together with alumni from other schools around the country to defend academic freedom against the Trump administration’s authoritarianism. Come join us. yaledailynews.com/blog/2025/11...
Yale, Harvard alumni hosting tailgate for academic freedom at The Game
Alumni groups Stand Up for Yale and Crimson Courage will host a joint tailgate to gather signatures for a letter they plan to send to their universities’ presidents about protecting academic freedom.
yaledailynews.com
November 19, 2025 at 10:40 AM
Going to The Game? #Harvard and #Yale are rivals on the field but off the field, we’re working together with alumni from other schools around the country to defend academic freedom against the Trump administration’s authoritarianism. Come join us. yaledailynews.com/blog/2025/11...
Reposted by Ivan Aprahamian
Ruin them! From @mollycrabapple.bsky.social:
“Hey authors! Check to see if Anthropic stole your book to train their slop generator on. You’re entitled to $1500 per stolen Work.
Look up your work, and if you’re in the database, file a claim”
secure.anthropiccopyrightsettlement.com/lookup/
“Hey authors! Check to see if Anthropic stole your book to train their slop generator on. You’re entitled to $1500 per stolen Work.
Look up your work, and if you’re in the database, file a claim”
secure.anthropiccopyrightsettlement.com/lookup/
November 18, 2025 at 4:58 PM
Ruin them! From @mollycrabapple.bsky.social:
“Hey authors! Check to see if Anthropic stole your book to train their slop generator on. You’re entitled to $1500 per stolen Work.
Look up your work, and if you’re in the database, file a claim”
secure.anthropiccopyrightsettlement.com/lookup/
“Hey authors! Check to see if Anthropic stole your book to train their slop generator on. You’re entitled to $1500 per stolen Work.
Look up your work, and if you’re in the database, file a claim”
secure.anthropiccopyrightsettlement.com/lookup/
Reposted by Ivan Aprahamian
We're at the next stag of the authors' lawsuit against Anthropic.
Check the link below to see which of your books they raided and then click through to file a claim.
Four of mine were in there.
Check the link below to see which of your books they raided and then click through to file a claim.
Four of mine were in there.
November 18, 2025 at 7:54 PM
We're at the next stag of the authors' lawsuit against Anthropic.
Check the link below to see which of your books they raided and then click through to file a claim.
Four of mine were in there.
Check the link below to see which of your books they raided and then click through to file a claim.
Four of mine were in there.
Reposted by Ivan Aprahamian
MORE EVERYTHING FOREVER was selected by Kirkus as one of their best books of 2025! "Come what may, artificial intelligence won’t save us during interesting times, nor will a far-fetched idea like colonizing Mars." www.kirkusreviews.com/news-and-fea...
Best Books of 2025: Our Favorite Nonfiction | Kirkus Reviews
John McMurtrie highlights some standout titles on our list of the year’s best nonfiction.
www.kirkusreviews.com
November 17, 2025 at 2:03 PM
MORE EVERYTHING FOREVER was selected by Kirkus as one of their best books of 2025! "Come what may, artificial intelligence won’t save us during interesting times, nor will a far-fetched idea like colonizing Mars." www.kirkusreviews.com/news-and-fea...
Reposted by Ivan Aprahamian
Senator Menendez is sitting in his cell at Allenwood right now because he took a 1kg gold bar from the Egyptians, among other forms of “lobbying.”
"It was tough to beat Apple, but the Swiss did it." said one administration official.
How the Swiss convinced Trump to drop tariffs with gifts of a Rolex desk clock and a 1 kg gold bar.
www.axios.com/2025/11/14/t...
How the Swiss convinced Trump to drop tariffs with gifts of a Rolex desk clock and a 1 kg gold bar.
www.axios.com/2025/11/14/t...
How to lobby Trump with Swiss precision: gifts, gold and gab
How the Swiss broke a diplomatic logjam on tariffs by arriving with tributes fit for a king.
www.axios.com
November 15, 2025 at 4:31 PM
Senator Menendez is sitting in his cell at Allenwood right now because he took a 1kg gold bar from the Egyptians, among other forms of “lobbying.”
Reposted by Ivan Aprahamian
NH folks, call your reps.
This is starting to do numbers, so here's the link to the full story, but you won't be able to read it without a subscription to my local paper, sorry.
NH House panel passes law that would allow sales of uninspected meat
The House Environment and Agriculture Committee recommended passage of House Bill 396, 9-3.
www.keenesentinel.com
November 14, 2025 at 3:16 PM
NH folks, call your reps.
Word of the day Ephebophilia🤮
2023: "They're taking advantage of a 16-year-old MINOR!! I have a daughter close to that, if you come near her as a 31-year-old man, we're going to have a SERIOUS PROBLEM!!"
2025: "He was not a pedophile; he was into the barely legal type. Like he liked 15-year-old girls... that is what I believe."
2025: "He was not a pedophile; he was into the barely legal type. Like he liked 15-year-old girls... that is what I believe."
November 14, 2025 at 12:44 PM
Word of the day Ephebophilia🤮
Reposted by Ivan Aprahamian
“Texas A&M University System regents voted Thursday to limit how instructors may discuss matters like gender identity and race ideology in classrooms, tightening the rules in a conservative state where debates over academic freedom have flared for months.”
www.nytimes.com/2025/11/13/u...
www.nytimes.com/2025/11/13/u...
Texas A&M Tightens Rules on Talking About Race and Gender in Classes
www.nytimes.com
November 13, 2025 at 11:04 PM
“Texas A&M University System regents voted Thursday to limit how instructors may discuss matters like gender identity and race ideology in classrooms, tightening the rules in a conservative state where debates over academic freedom have flared for months.”
www.nytimes.com/2025/11/13/u...
www.nytimes.com/2025/11/13/u...
And AI will read them and get smarter, and then suddenly one day develop consciousness
Artificial intelligence peer reviewers recommend the acceptance of unsound papers created entirely by AI more than 80% of the time, a new study has found. cen.acs.org/research-int... #chemsky 🧪
AI peer reviewers are fine with AI-fabricated papers
Study finds artificial intelligence reviewers accept AI-generated scientific studies 4 out of 5 times
cen.acs.org
November 13, 2025 at 7:47 PM
And AI will read them and get smarter, and then suddenly one day develop consciousness
not knowing the difference between 10 million and a billion and tanking stocks because of it... 😆
November 13, 2025 at 1:18 PM
not knowing the difference between 10 million and a billion and tanking stocks because of it... 😆
Reposted by Ivan Aprahamian
Epstein Alleged in Emails That Trump Knew of His Conduct www.nytimes.com/2025/11/12/u...
Epstein Alleged in Emails That Trump Knew of His Conduct
www.nytimes.com
November 12, 2025 at 1:49 PM
Epstein Alleged in Emails That Trump Knew of His Conduct www.nytimes.com/2025/11/12/u...
Congrats to Brandon & Kai on their new paper in @angewandtechemie.bsky.social where they show how azobenzene/triptycene-based chiral dopants tune the photophysical properties of liquid crystals. In addition to the structure property insight 1/2
bit.ly/3JT9Ljo #NSFFunded #chemsky #molswitch
bit.ly/3JT9Ljo #NSFFunded #chemsky #molswitch
Azobenzene/Triptycene‐Based Cholesteric Liquid Crystal Dopants
Chiral, photoswitchable dopants composed of triptycene and azobenzene exhibit exceptionally large helical twisting powers that change dramatically upon isomerization when incorporated into the liquid...
bit.ly
November 11, 2025 at 7:15 PM
Congrats to Brandon & Kai on their new paper in @angewandtechemie.bsky.social where they show how azobenzene/triptycene-based chiral dopants tune the photophysical properties of liquid crystals. In addition to the structure property insight 1/2
bit.ly/3JT9Ljo #NSFFunded #chemsky #molswitch
bit.ly/3JT9Ljo #NSFFunded #chemsky #molswitch
Reposted by Ivan Aprahamian
If you live in NH and don’t want this deal it’s time to get on the phones right now.
2/ The Senators who want to vote yes on basically any terms appear to be shaheen, Hassan, king and Fetterman. Slightly less clear but I think pushing that way are Peters and Durbin. You’ll note that four of these six are retiring. Others who seem on the fence include the two sens from Georgia and …
November 9, 2025 at 11:01 PM
If you live in NH and don’t want this deal it’s time to get on the phones right now.
Reposted by Ivan Aprahamian
Today in life under competitive authoritarianism
A $30 million "fine" for no crime. Politically-motivated extortion of private institutions.
A $30 million "fine" for no crime. Politically-motivated extortion of private institutions.
Breaking News: Cornell University reached an agreement with the Trump administration that would restore hundreds of millions in funding to the university. It's expected to pay a $30 million fine to the government and to invest $30 million in agriculture and farming programs.
Cornell Reaches Deal with Trump Administration to Restore Research Funds
The Ivy League university had warned of layoffs after the Trump administration stripped it of funds this year. The cuts were among the deepest in higher education.
nyti.ms
November 7, 2025 at 6:46 PM
Today in life under competitive authoritarianism
A $30 million "fine" for no crime. Politically-motivated extortion of private institutions.
A $30 million "fine" for no crime. Politically-motivated extortion of private institutions.
Reposted by Ivan Aprahamian
NPR REPORTER: “I’m in Gaza for the first time after two years of war, looking at this devastation up close… We are here accompanied by Israeli troops — more than two years after the war began, Israel is not allowing journalists into Gaza independently.”
November 6, 2025 at 3:48 AM
NPR REPORTER: “I’m in Gaza for the first time after two years of war, looking at this devastation up close… We are here accompanied by Israeli troops — more than two years after the war began, Israel is not allowing journalists into Gaza independently.”
Reposted by Ivan Aprahamian
Empowering Women in Organic Chemistry (EWOC) is hosting a virtual symposium on Friday, November 14th 3-4:30 pm EST. Keynote speaker Dr. Vy Dong will be presenting “Choose Your Own Adventures in Catalysis” #chemsky 🧪⚗️
Learn more about EWOC at EWOChem.org
Register:
forms.office.com/pages/respon...
Learn more about EWOC at EWOChem.org
Register:
forms.office.com/pages/respon...
EWOC – Empowering Women in Organic Chemistry
EWOChem.org
October 29, 2025 at 4:11 PM
Empowering Women in Organic Chemistry (EWOC) is hosting a virtual symposium on Friday, November 14th 3-4:30 pm EST. Keynote speaker Dr. Vy Dong will be presenting “Choose Your Own Adventures in Catalysis” #chemsky 🧪⚗️
Learn more about EWOC at EWOChem.org
Register:
forms.office.com/pages/respon...
Learn more about EWOC at EWOChem.org
Register:
forms.office.com/pages/respon...
Reposted by Ivan Aprahamian
Hey #ChemSky - if you feel like answering a social media survey, here's one 👇
How are you using social media in your research and career? Fill in this survey for a chance at a $100 gift card: spklr.io/63321BzS5X
November 5, 2025 at 6:11 PM
Hey #ChemSky - if you feel like answering a social media survey, here's one 👇
Reposted by Ivan Aprahamian
"There’s real fear that Mamdani will help inspire young people across the country to believe they have the power to dislodge the aging, out-of-touch leadership of the current Democratic Party."
Zohran Mamdani knows how to win
Not just in New York — Mamdani's campaign shows how to inspire voters nationwide
www.salon.com
November 3, 2025 at 1:34 PM
"There’s real fear that Mamdani will help inspire young people across the country to believe they have the power to dislodge the aging, out-of-touch leadership of the current Democratic Party."
Reposted by Ivan Aprahamian
arXiv will no longer accept review articles and position papers unless they have been accepted at a journal or a conference and complete successful peer review.
This is due to being overwhelmed by a hundreds of AI generated papers a month.
Yet another open submission process killed by LLMs.
This is due to being overwhelmed by a hundreds of AI generated papers a month.
Yet another open submission process killed by LLMs.
Attention Authors: Updated Practice for Review Articles and Position Papers in arXiv CS Category – arXiv blog
blog.arxiv.org
November 1, 2025 at 5:28 PM
arXiv will no longer accept review articles and position papers unless they have been accepted at a journal or a conference and complete successful peer review.
This is due to being overwhelmed by a hundreds of AI generated papers a month.
Yet another open submission process killed by LLMs.
This is due to being overwhelmed by a hundreds of AI generated papers a month.
Yet another open submission process killed by LLMs.