Doug Jerolmack @dougjerolmack.bsky.social · 27/12/2025In a study led by my colleague Hugo Ulloa, we reveal a surprising new mechanism for erosion by raindrops. Sandballs form when rolling drops mop up sand, even reaching a jammed state! #SoftEarthGeophysics 03512
Doug Jerolmack @dougjerolmack.bsky.social · 12/12/2025🧪Today we begin releasing the #SoftEarthGeophysics Chalk Talks, INFORMAL lectures laying out how to think of Earth's surface as a soft matter landscape. This labor of love started w/ a @kitp-ucsb.bsky.social blackboard talk, and grew with support across @sas.upenn.edu @pennengineering.bsky.social 170
Doug Jerolmack @dougjerolmack.bsky.social · 23/10/2025I am beyond honored to be recognized by @apsphysics.bsky.social ! Being an "adult learner" in physics is hard, but the community has been so supportive! More important, to me, is the recognition of #SoftEarthGeophysics and its home in APS. 2100
Reposted by Doug JerolmackPenn Arts & Sciences @sas.upenn.edu · 21/09/2025Recently, NASA announced that samples from an ancient dry riverbed on Mars may contain potential biosignatures, possible evidence of ancient microbial life. On CBS News, @dougjerolmack.bsky.social of the Department of Earth and Environmental Science discussed the exciting news.buff.lyThe significance of Mars rover's latest discoveryThis week, NASA said scientists took the biggest step yet toward discovering whether there was ever life on Mars when a rock sample collected by the Mars rover Perseverance contained potential… 021
Doug Jerolmack @dougjerolmack.bsky.social · 29/09/2025On the "seminar circuit" I keep finding people who didn't know about our #SoftEarthGeophysics conference at @kitp-ucsb.bsky.social and that want to come. Please share with your colleagues and research groups. Details below. 001
Doug Jerolmack @dougjerolmack.bsky.social · 13/09/2025Check me out on @cbsnews.com talking about Mars rocks and using landscape patterns to search for life on other planets. #SoftEarthGeophysics @upenn.edu www.cbsnews.com/video/the-si... 040
Doug Jerolmack @dougjerolmack.bsky.social · 01/09/2025If there was ever a time where deep and original thinking in science is needed. Thanks @davidjonfurbish.bsky.social 020
Reposted by Doug JerolmackJill A Marshall she/her 🇺🇸 @happygeojill.bsky.social · 21/08/2025Can forests damp earthquake waves and thus limit co-seismic landslides? What does this mean for Critical Zone development? Postdoctoral position with Will Struble and a multi-disciplinary team (including me🌲🌲🌊🌳). Position is open until filled. willstruble.com #CZScience #Postdocwillstruble.comWill StrubleTectonic Geomorphology and Surface Processes at the University of Houston 195
Doug Jerolmack @dougjerolmack.bsky.social · 20/08/2025Check out the @kitp-ucsb.bsky.social conference we're (Vashan Wright, Sujit Datta, Nathalie Vriend) organizing: www.kitp.ucsb.edu/activities/s... for THIS JANUARY 6-9! Geoscientists, physicists and engineers: are you intellectually adventurous and been wondering "is this all there is?" 🧪kitp.ucsb.eduKITP 178
Doug Jerolmack @dougjerolmack.bsky.social · 05/06/2025🧪 idea for 1 way to address federal cuts to science funding: if the big dumb bill passes and >middle class people get tax breaks they don't need, can we organize a system to divert these to private foundations that already fund science? I'm serious. Anybody got ideas on if and how to do this? 032
Reposted by Doug JerolmackPenn Center for Science, Sustainability & the Media @penncssm.bsky.social · 02/06/2025Check out PCSSM postdoc @asinclair.bsky.social's latest paper with collaborators in @nathumbehav.nature.com on their SCIMaP project that visualizes cuts to NIH funding & how that impacts economy and employment nationwide. And check out the map here: scienceimpacts.org @michaelemann.bsky.social 02013
Reposted by Doug JerolmackMatt Shipman (he/him) @shiplives.bsky.social · 16/05/2025I think most people don't understand exactly what universities do or how they are funded. It's worth reading this and then talking with folks you know about it.🧪 www.npr.org/2025/04/25/n...npr.orgWhat losing billions in federal grants means for universities, and the nationThe Trump administration has so far frozen about $11 billion in research funding. University leaders say no other source can fill the void. 17742
Reposted by Doug JerolmackStand Up for Science! @standupforscience.net · 15/05/2025Over 90% of Americans rely on federally funded science, But only 10% are worried about losing access to it. That’s a dangerous disconnect. Help us close the gap. Join our #SummerFightForScience and help spread the word about how essential science is to everyday lives. www.npr.org/2025/05/06/n...npr.orgMost Americans use federal science information on a weekly basis, a new poll findsMost Americans frequently use federal science information. But few are concerned that cuts to federal science spending could affect their access to such information, a new poll finds. 6257102
Reposted by Doug JerolmackMichael E. Mann @michaelemann.bsky.social · 15/05/2025Seen on @cnn.com @andersoncooper360.bsky.social this evening, courtesy of my #ScienceUnderSiege co-author @peterhotezmdphd.bsky.social 39421
Reposted by Doug JerolmackDr. David Miller 🏳️🌈 @davidimiller.bsky.social · 14/05/2025🧪 YASSSSS!!! 👏👏👏 Sooo excited to see this. Time *for us* to flood the zone! I'm especially excited to hear about the formation of Stand Up For Science **LOCAL**. Who will lead each local chapter? Could be you. We're the leaders we've all been waiting for to #StandUpForScience. 07726
Doug Jerolmack @dougjerolmack.bsky.social · 14/05/2025In panel discussion at Penn "How did we get here and what do we do?", I answered that generations of increasing competition for funding has narrowed our communication to very small numbers of other scientists... And that an era of direct communication with the pubic is needed. Let's do it!!! 120
Reposted by Doug JerolmackStand Up for Science! @standupforscience.net · 14/05/2025☀️THE SUMMER FIGHT FOR SCIENCE☀️ 🫵 WHO: You + all our friends 🧪 WHAT: Share science with your neighbors and tell them about the impact of proposed budget cuts. 🇺🇸 WHERE: Your local community 🏖️ WHEN: Now to Sept 30th 🔬 WHY: The 9/30 budget vote will determine the future of science in America. 11618347
Reposted by Doug JerolmackClimateBook @climatebook.bsky.social · 09/05/2025To get an idea of what the 37 existing divisions of NSF do, and what is likely to be lost, see the current NSF web site www.nsf.gov/about/direct... But hurry, since this list is apt to disappear at any time.nsf.govOur Directorates and Offices 071
Doug Jerolmack @dougjerolmack.bsky.social · 09/05/2025Join, or Die. If the Big 10 can create a "mutual defense pact", why can't the Ivy League? As Trump takes away all federal money for research, they have less leverage over us. We have nothing to lose by joining Harvard and saying "No compromise. Bring it". 010
Reposted by Doug JerolmackColette Delawalla, PhD @cdelawalla.bsky.social · 09/05/2025Dorks, it’s time to throw sand in the gears. They want us to stop teaching, we will teach in the streets. They want us to stop our research, we will use archival data. They want to send us back to the dark ages, we will be a light. We will not lay down and take this. 6565169
Doug Jerolmack @dougjerolmack.bsky.social · 06/05/2025www.reuters.com/world/us/tru... It is time to "Join, or Die". Founding father of the USA, and Penn, recognized the unorganized colonies had to unite for common cause or face destruction. This is where American Universities are now. en.m.wikipedia.org/wiki/Join,_o...reuters.comTrump administration freezes future grants to HarvardThe U.S. Department of Education informed Harvard University on Monday that it was freezing billions of dollars in future research grants and other aid until the nation's oldest and wealthiest college concedes to a number of demands from the Trump administration, a senior department official said. 120
Doug Jerolmack @dougjerolmack.bsky.social · 03/05/2025Australia and Canada in one week!! Trump may have single handedly reversed a global political trend. I wish my country wasn't sacrificed in the process... 020
Doug Jerolmack @dougjerolmack.bsky.social · 03/05/2025Open letter from NSF Union: www.savensf.com/_files/ugd/e... 🧪 They are trying to destroy American science. They can't without our permission. Science without funding sucks, but science without truth isn't science at all.savensf.com 25317
Reposted by Doug JerolmackColette Delawalla, PhD @cdelawalla.bsky.social · 26/04/2025GOOD EVENING, DORKS. Did you know you can call your senators and house rep and ask for specific grants to be restored? You can ask for specific jobs to be restored. You can ask for data to be restored. You can ask for teams tracking food safety to be restored. Do what you want with this info! 315363
Reposted by Doug JerolmackEos @eos.org · 17/04/2025⬆️New research from @dougjerolmack.bsky.social @upenn.bsky.social, Gábor Domokos at Budapest University of Technology and Economics, & others; comments from Lucas Goehring at Nottingham Trent University and Nina Lanza at Los Alamos National Laboratory. 021
Reposted by Doug JerolmackStand Up for Science! @standupforscience.net · 08/04/2025📣 GET IN, DORKS! We are going protesting...AGAIN! 📣 This time we are standing up for our core value of academic freedom and asking university leadership to STAND UP WITH US against Trump's attack on higher ed ✊ #StandUpWithUS Register/find an event: actionnetwork.org/event_campai... 6469195
Reposted by Doug JerolmackPenn Center for Science, Sustainability & the Media @penncssm.bsky.social · 03/04/2025We're excited to be a cohost for the Climate Storytellers' Summit on 4/10 with High Meadows Environmental Institute, @yaleclimatecomm.bsky.social, and My Climate Story! Register now at the link below for this online event moderated by @michaelemann.bsky.social. web.sas.upenn.edu/pcssm/calend...web.sas.upenn.eduClimate Storytellers’ SummitEVENT DESCRIPTION Join My Climate Story project, the Yale Program on Climate Communication, the Penn Center for Science, Sustainability, & the Media, and the High Meadows Environmental Institute f... 0178
Doug Jerolmack @dougjerolmack.bsky.social · 03/04/2025A letter from many of us STEMM faculty at Penn, led by Andrea Liu, with a simple message: our values aren't for sale, and preserving science funding by giving up our rights is simply not worth it. 🧪 www.thedp.com/article/2025...thedp.comSTEMM Faculty | Great STEMM research requires more than fundingMembers of STEMM faculty urge the Penn administration to stand firm to uphold the principles upon which Penn was founded. 0198
Reposted by Doug JerolmackColette Delawalla, PhD @cdelawalla.bsky.social · 30/03/2025The institution of Science in America is a public good that equalizes. It brings safety, advancement, protection, answers, cures, and economic benefit. The NIH, alone, turns out $2.46 for every $1 invested. HANDS OFF OUR SCIENCE! April 5th, 2025 #scienceforall #handsoffourscience 04417
Reposted by Doug JerolmackMichael E. Mann @michaelemann.bsky.social · 08/03/2025"Crowds Stand Up for Science Across the United States" by Kimberly M. S. Cartier, Emily Dieckman, Jennifer Schmidt and Grace van Deelen for @americangeo.bsky.social #Eos: eos.org/articles/cro...eos.orgCrowds Stand Up for Science Across the United States - EosFunding freezes, firings, and censorship have sent shockwaves through the science community since January. Scientists and supporters are standing up in defense. 124864
Doug Jerolmack @dougjerolmack.bsky.social · 07/03/2025Philly TURNED UP for science!! #standupforscience2025 1153
Doug Jerolmack @dougjerolmack.bsky.social · 06/03/2025It feels crappy to "brag" about a new paper while science is being dismantled. But in the spirit of #standupforscience i guess it's good for us to remember what we're doing this for.pnas.orgPNASProceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans... 181
Doug Jerolmack @dougjerolmack.bsky.social · 06/03/2025Philly people it's time to TURN UP at #standupforscience2025 at City Hall 11am tomorrow March 7: www.eventbrite.com/e/stand-up-f...eventbrite.comStand Up for Science 2025 - Philadelphia, PAStand up for science with us on March 7th, 2025, because science is for everyone! More info at www.standupforscience2025.org 000
Doug Jerolmack @dougjerolmack.bsky.social · 06/03/2025Great to see my colleague representing us on the national stage. I'll be joining my department in marching to our local rally in Philadelphia 000
Reposted by Doug JerolmackColette Delawalla, PhD @cdelawalla.bsky.social · 03/03/2025You heard the man! @hankgreen.bsky.social 1182
Reposted by Doug JerolmackElinne Becket, PhD @bielleogy.bsky.social · 03/03/2025Friendly reminder: if you are waiting on something from a US-based scientist/reviewer/editor, please realize that we're barely making it through each day putting out non-stop fires and trying not to collapse into tears. We're trying our best, but things will take longer right now. Give grace. 20790181510
Reposted by Doug JerolmackColette Delawalla, PhD @cdelawalla.bsky.social · 03/03/2025👀👀👀👀👀👀👀👀👀 @standupforscience.bsky.social 07217
Reposted by Doug JerolmackStand Up for Science! @standupforscience.net · 02/03/2025WHERE WILL YOU BE ON MARCH 7TH!? Head to www.standupforscience2025.org/local-event-information/ or the link in our bio to find your closest event—or add one if you're hosting one! #standupforscience2025 7722481152
Reposted by Doug JerolmackRobert Mahon @bedform.org · 26/02/2025This. Is. The. Purge. It's here. It's not hyperbole. It's happening. 35314
Reposted by Doug JerolmackPeter Gleick @petergleick.bsky.social · 18/02/2025Want to go visit the national parks this year? Sorry. The reservation system is shut down, EMT personnel are gone, so don't get hurt or lost. No one can clean the bathrooms or cabins, so they'll be closed. Rangers are fired. www.sfchronicle.com/bayarea/arti...sfchronicle.comYosemite halts camping reservations, with no timetable for their returnYosemite halts camping reservations, with no timetable for their return at a time when federal employees are being laid off 801174088819
Reposted by Doug JerolmackScience Magazine @science.org · 18/02/2025More and more scientists are joining the ranks of fired federal workers—and fighting back through protests, appeals, and legal challenges.scim.agMass firings decimate U.S. science agenciesWhite House dismissals and rationale challenged by dismissed scientists and lawsuits 7322131
Reposted by Doug JerolmackProPublica @propublica.org · 16/02/2025#ICYMI: ProPublica has confirmed the names and roles of more than 30 Musk-affiliated staffers who are helping the world’s richest man dismantle or downsize federal agencies one by one.propub.liThe Staffers Helping Elon Musk Dismantle and Downsize the U.S. Government, One Agency at a TimeMusk and his lieutenants are reshaping the government and its mission with the blessing of President Trump. ProPublica has confirmed the names and roles of more than 30 staffers affiliated with the… 28263013084
Doug Jerolmack @dougjerolmack.bsky.social · 16/02/2025Time for a #ScienceMarchOnWashington with star power like Bill Nye. We need leaders like @zekeemanuel.bsky.social petitioning college presidents to go to Congress, and teach-ins by Nobel Laureates to teach students what's happening. Where are the leaders? Repost to help find them 🧪 111848
Doug Jerolmack @dougjerolmack.bsky.social · 16/02/2025This is true. All the (progressive) non-academics in my life are hearing still is whether USAID dismantling will hold up in court or not. My steady diet of @nytimes.com and related podcasts also says nothing about science. 010
