Newly extracted ancient ice — from 6 million years ago — will allow researchers to peer into the history of Earth's climate and provide a clear picture of climate evolution over time.

Researchers at Princeton and @ucsandiego.bsky.social have shown that a combination of subsidies for clean energy and pollution taxes can significantly reduce greenhouse gas emissions.

Targeting autocrine retinoic acid signaling by ALDH1A2 inhibition enhances antitumor DC vaccine efficacy @natimmunol.nature.com @yibinkang.bsky.social @princeton.edu www.nature.com/articles/s41...

A new study, by Joshua D. Rabinowitz & Yibin Kang et al at @ludwigcancer.bsky.social @princeton.edu , shows the unique role of the ALDH1A2–retinoic acid ash in regulating DC functions and also presents a new small-molecule inhibitor of ALDH1A2 as a potential immunotherapeutic agent for cancer. 1/2

Princeton staff, students and local volunteers came together last month for an evening of service, welcoming over 140 guests and strengthening community connections in the spirit of the season.

By targeting enzymes that produce a high concentration of retinoic acid in tumors, the Kang Lab at Princeton has found a potential new avenue for thwarting many cancers, including pancreatic cancer, breast cancer and lung cancer.

Princeton researchers have cleared a major hurdle toward the advent of practical quantum computing by developing a new kind of superconducting qubit that improves quantum coherence time by 15 times that of industry standards: https://bit.ly/4pnJ05k

Born in Northern Ireland, Paul Muldoon immigrated to the U.S. in 1987. He went on to become a @pulitzerprizes.bsky.social–winning poet, longtime professor at @princeton.edu, and poetry editor at the @newyorker.com. 💥👉 Discover his #GreatImmigrants comic — told in his own words: carnegie.io/498Kfzp

On this day in 1777, General George Washington led the Continental Army to victory during the Battle of Princeton and rescued Nassau Hall from its occupation by British forces.

President Eisgruber has been using his book “Terms of Respect” as a platform to counter misperceptions about free speech and academic freedom.

Princeton’s scientists, engineers and scholars tackle the toughest problems and have shown again & again that they can deliver extraordinary breakthroughs, like those that launched the machine learning revolution, established the first climate models and led to a revolutionary lung-cancer treatment.

A Princeton-led team analyzed the relationship between social vulnerability and flood risk, finding that building flood risk is the most severe in urban areas with a high proportion of renters.

Researchers found that monk parakeets tend to test the waters before diving into relationships, a step toward understanding how social ties begin.

At the Princeton Seed Farm, "resources of the university are leveraged to help community partners in the critical work of growing rare, culturally meaningful seeds and pursuing relevant research."

@princeton.edu authors make several “Best of 2025” lists! These fantastic authors and books include Agustín Fuentes's Sex is a Spectrum, @stephenmacedo.bsky.social and Frances Lee's In Covid’s Wake, and Harry G. Frankfurt’s On Bullshit: Anniversary Edition: www.princeton.edu/news/2025/12...

Eighteen books by Princeton professors have been selected for inclusion in 2025 year-end “best of” lists — in some cases, multiple lists. The accolades celebrate faculty novels and short stories, memoirs, poetry, and nonfiction.

At @whyy.org, professor @margulisa.bsky.social talks about the power of music to transport us to other places, connect us with other people, and where music is stored in the brain.

Princeton engineers have built a superconducting qubit that lasts 3x longer than today's best versions, marking a major step toward practical quantum computers.

In a new study, @princetonneuro.bsky.social scientists uncover one reason for the brain’s advantage over AI: it reuses the same cognitive “blocks” across many different tasks. By combining and recombining these blocks, the brain can rapidly assemble new behaviors: https://bit.ly/481dpBe

We’re entering a post-documentation world — one where photos & recordings can no longer be trusted as evidence of reality. How will we adapt? @princeton.edu's Jake Shapiro and I took a social-science lens to the shift for the @thebulletin.org 80th Anniversary Issue: thebulletin.org/premium/2025...

Researchers at Princeton and NJIT are building AI literacy and computational thinking in K-12 students with an experimental software and augmented reality: https://bit.ly/4p4X9Eq

A nerve signaling mechanism discovered by a research team including scientists from Princeton could "transform our understanding of pain and lead to safer, more effective treatments."

Four research projects — focused on small molecule structure determination, sustainable energy storage, natural hydrogen gas generation, and tropical marine ecosystem mitigation — have received funding through the Eric and Wendy Schmidt Transformative Technology Fund.

Princeton remembers Katherine Ho, the John L. Weinberg Professor of Economics and Business Policy who was "a brilliant scholar, a charismatic teacher and a devoted adviser."

📸 Relying on light instead of electricity, a new kind of computer vision camera developed by scientists at Princeton and the University of Washington can identify objects at the speed of light.

"We need to meet the scale at which humanity is disrupting or disturbing the environment." Princeton's @gates.bsky.social led a new study showing that common birds are on the decline, adding that a wide range of action is necessary to address the problem.

A month before arriving at its destination, NASA's Interstellar Mapping and Acceleration Probe (IMAP), led by Princeton's David McComas, has already begun to collect science data from each of its 10 instruments.

New Princeton research shows that as generative AI models continue to gain popularity, they are also becoming more indifferent to the truth in order to please their users.

While we don’t know with any certainty which research will produce the next blockbuster result or scientific miracle, history tells us they are most likely to come from universities: https://bit.ly/3Yy8CBz

Princeton engineers have created a new superconducting qubit with a coherence time 3x longer than previously reported in lab studies.

Check out our new paper in Journal of Physical Chemistry Letters in collaboration with Prof. Hammes-Schiffer (Princeton)! We show the applicability of NEO-DFT methods for studying isotopic substitution at electrochemical interfaces. pubs.acs.org/doi/abs/10.1...

“It’s just astounding that within the first couple weeks of observations, we see such clear and consistent ENA data across the factor of 10,000 in energy covered collectively by the three imagers,” said David McComas, Princeton University professor and principal investigator for the IMAP mission.

As the AI revolution transforms the digital world, millions of people on the African continent cannot tap its full promise because the languages they speak aren’t built into the large language models that drive services like ChatGPT. A Princeton postdoc wants to change that.

The humanities provide a way to study different cultures around the world and how we should live as beings who are at once social and individual. Learn more about the humanities at Princeton: https://bit.ly/3SPoHAg

"By studying voids, we should be able to put powerful constraints on the nature of dark energy." Visiting research scholar Alice Pisani is utilizing the Nancy Grace Roman Space Telescope to observe cosmic voids throughout the universe.

Princeton’s geoexchange system keeps campus buildings warm this winter from heat captured during the hottest days last summer: https://bit.ly/3zM78uy

Princeton’s Elizabeth Ellis, a historian and citizen of the Peoria Tribe of Indians of Oklahoma, is a key player in an exhibition at the Palace of Versailles that brings to light the little-known diplomatic history of French-Native alliances: https://bit.ly/43R70Gn

Researchers at Princeton have developed a magnetic sensing technique using quantum entanglement to detect previously hidden fluctuations that are key to understanding quantum materials like graphene and superconductors.

The New Jersey Artificial Intelligence Hub today announced that it will launch an AI Accelerator, powered by the global innovation platform Plug and Play, early next year.

In her Nobel Prize speech, Mary Brunkow *91 touched on the "twists and turns" of her career, the scientific significance behind the team's discoveries around immune tolerance and the "powerful synergies between research efforts in academic labs and in the private sector": https://bit.ly/3KU611K

Barry Rand, an expert in advanced electronics and clean energy tech, has been named a fellow of the National Academy of Inventors. Rand investigates the optical and electrical properties of ultra-thin materials to build electronics for applications that go beyond what is possible with silicon.

Earlier this week, President Eisgruber received the Gold Honor Medal from @socialsciencesinst.bsky.social, an honor that recognizes “extraordinary individuals who have made the highest contribution to the improvement of society.”

The Lewis Center for the Arts has announced the 2026-27 Hodder Fellows: poet Jos Charles, photographer and visual artist Eric Gyamfi, theatermaker nazareth hassan, composer Amirtha Kidambi, and choreographer and performer Anna Sperber. Congratulations! 👏

"The humanities prepare students not just to get a job, but to keep it and excel while doing so." In an op-ed for The Philadelphia Inquirer, Princeton's Dean of the Faculty Gene Jarrett makes the case for why a humanities degree is a smart investment: https://bit.ly/48ge5CZ

All of the Princeton University Art Museum's design choices — from having most of the art displayed without protective glass to cases with drawers that visitors can open to view more art — invite the experience of close looking. Even if it’s just for 10 minutes: https://bit.ly/48aDaPv

A Princeton and University of Chicago study finds that rainfall causes more than 8% of deaths in Mumbai during the monsoon season — a figure 10x higher than listed in official statistics: https://bit.ly/44kux2p

"The only way to increase socioeconomic diversity is to be intentional about it." President Eisgruber speaks with @apnews.com about Princeton's aggressive goals to recruit more lower-income students, knowing that it offers our "greatest opportunity to attract diverse talent."

When language transcends. Princeton undergraduates and graduate students find community at weekly language tables.

A study co-authored by Princeton researchers finds that human brains process spoken language in a way that "closely mirrors the layered architecture of advanced AI language models."

A new app developed at @princetoncitp.bsky.social allows researchers to construct a large-scale dataset that aggregates individual worker data across many thousands of rides to shed light on the working conditions of rideshare drivers.