Hyerin Cho Public Thesis Defense When: April 30th, 9:30am Where: Phillips Auditorium Black Hole Accretion and Feedback: From the Event Horizon to Galactic Scales Advisor: Ramesh Narayan Good Luck Hyerin!! #HyerinCho #BHI #BlackHoleInitiative #blackholes #galaticscales #harvarduniversity

Please join us on 04.27.26 at 11 a.m. for our last Colloquium of the year with Bart Ripperda from the Canadian Institute for Theoretical Astrophysics (CITA). bit.ly/4mOFIbJ Please register here: bit.ly/4mkjDjm #bhi #blackholeinitiative #blackhole #blackholes #astronomy

Please join us on 04.06.26, at 9:30 am, for our next Foundations Seminar of the year! bit.ly/4mHof4S Please register here: bit.ly/4n8Hwvu #bhi #blackholeinitiative #bhifoundationsseminar #foundationseminar #JustinClarkeDoane @harvard @columbia #columbia #harvarduniversity #philosophy

Congratulations to 2026 NSF GRFP award recipient: BHI Graduate Student, Samuel Feyan! bit.ly/4tGBXbf bit.ly/4cCwV82 #CFA #centerforastrophysics #nsfgov @nsfgov #SamuelFeyan #BHI #blackhole #blackholeinitiative

Please join us on 04.20.26, at 9:30 am, for our next Foundations Seminar. bit.ly/4874XQD Please register here: bit.ly/4n8Hwvu #bhi #blackholeinitiative #bhifoundationsseminar #foundationseminar #DominicDold @harvard philosophy @notredame notredame

Please join us on 04.20.26 at 11 a.m. for our next Colloquium with Alejandra Castro from the University of Cambridge. bit.ly/4vE98NW Please register here: bit.ly/4mkjDjm #bhi #blackholeinitiative #bhicolloquium #blackhole #harvarduniversity #harvard #AlejandraCastro #blackholes #Physics

✨ We’re excited to share that Jenann Ismael (Johns Hopkins University) will be joining us as a speaker at our 9th Annual Conference. ✨ www.instagram.com/p/DW9JkKoDsnr/ #BHIConference #BlackHoleInitiative #BlackHoles #JenannIsmael #BHI #philosophy @johnshopkinsu #johnshopkinsu

Please join us on 04.13.26, at 9:30 am, for our next Foundations Seminar. Our speaker will be Roman Berens from Vanderbilt University. Please register here: bit.ly/4n8Hwvu #bhi #blackholeinitiative #bhifoundationsseminar #foundationseminar #RomanBerens @harvard #physics @vanderbiltu #vaderbiltu

lease join us on 04.13.26 at 11 a.m. for our next Colloquium with BHI Fellow Simon Heuveline. Please register here: bit.ly/4mkjDjm An Invitation to Self-Dual Gravity #bhi #blackholeinitiative #bhicolloquium #blackhole #harvarduniversity #harvard #blackholes #physics #SimonHeuveline

Group trip to see Twice at the Garden. Did they know we were coming? 👀💕 #blackhole #twice

Please join us on 04.06.26 at 11 a.m. for our next Colloquium with Maria Charisi from Washington State University. bit.ly/4e7vlgK Please register here: bit.ly/4mkjDjm #bhi #blackholeinitiative #bhicolloquium #blackhole #harvarduniversity #harvard #MariaCharisi #wsupullman #blackholes #Astronomy

Please join us on 04.06.26, at 9:30 am, for our next Foundations Seminar. bit.ly/4bKxdL1 Please register here: bit.ly/4n8Hwvu #bhi #blackholeinitiative #bhifoundationsseminar #foundationseminar #JosephSchindler @harvard @uabbarcelona #uabbarcelona #harvarduniversity #physics

✨ We’re excited to share that Nicolás Yunes (University of Illinois Urbana–Champaign) will be joining us as a speaker at our 9th Annual Conference. ✨ bit.ly/4sLlKRv #BHIConference #BlackHoleInitiative #BlackHoles #NicolasYunes #BHI @illinois1867 #illinois1867 #physics

BHI Graduate Student Hyerin Cho will present “Bridging Scales in Black Hole Accretion and Feedback: Subgrid Prescription from First Principles” at the next ITC Luncheon. April 2, 2026 - 12:30 pm Streaming: bit.ly/4snloj7 #bhi #umbreladialogues #HyerinCho #blackhole #ITCLuncheon #bridgingscales

Please join us on 03.30.26 at 11 a.m. for our next Colloquium with Shiraz Minwalla from TIFR. bit.ly/3PDzyic Please register here: bit.ly/4mkjDjm #bhi #blackholeinitiative #bhicolloquium #blackhole #harvarduniversity #harvard #blackholes #physics #ShiraxMinwalla @tifrscience #tifrscience

BHI Fellow Daniel Palumbo will be presenting “Spectral Signatures of Photon Orbits” at the next RMS Seminar. 11am via Zoom: bit.ly/4rSXD1L #bhi #blackholeinitiative #rmsseminar #DanielPalumbo #spectalsignals #blackhole

Please join us on 03.30.26, at 9:30 am, for our next Foundations Seminar. bit.ly/4c72l7q Please register here: bit.ly/4n8Hwvu #bhi #blackholeinitiative #bhifoundationsseminar #foundationseminar #MartaBielinska @harvard @pittofficial #pittofficial #harvarduniversity #philosophy

Please join us on 03.23.26, at 9:30 am, for our next Foundations Seminar. bit.ly/4uyB7Ol Please register here: bit.ly/4n8Hwvu #bhi #blackholeinitiative #bhifoundationsseminar #foundationseminar #philosophy @harvard #AaronSidneyWright #harvarduniversity @dalhousieu #dalhousieu #ukchalifax

Registration is open! 9th Annual Black Hole Initiative Conference May 20-21, 2026 Gutman Conference Center Cambridge, Ma Registration is open. Please see our website for more details. bit.ly/4dtkv4o #BHI #blackholeinitiative #bhiannualconference2026 #harvarduniversity #blackhole

Please join us on May 22 for Bridging Scales in Black Hole Feedback, a companion event to the BHI Conference, last held two years ago. May 22, 2026 Phillips Auditorium Cambridge, MA Register here: bit.ly/4cTEJEs #bhi #blackholeinitiative #bridgingscales #blackholes #feedback #blackholefeedback

Save the Date: Fifth Annual Meeting of the ngEHT History, Philosophy and Culture Working Group May 19, 2026 BHI Conference Room, Cambridge, MA #bhi #ngEHT #History #Philosphy #Culture #blackholeinitiative #harvard #blackhole

BHI fellow Chengcheng Xin has recently been published. bit.ly/4ry1IIS Identifying Compact Chirping SMBHBs in LSST Using Bayesian Analysis #bhi #blackholeinitiative #harvard #harvarduniversity #ChengchengXin #Chirping #LSST

No Foundations Seminar or Colloquium this upcoming Monday, March 16th — we’re on Spring Break! 🌺🌷🐞 Need your black hole fix? Dive into our YouTube archives instead: bit.ly/4nAbglg #bhi #blackholeinitiative #blackhole #Harvard #bhicolloquium #blackholes #bhifoundationsseminar #springbreak

BHI fellow Chengcheng Xin will share her research on supermassive black hole binaries at the next UMBRELLA Dialogues. March 11, 2026 3:00 pm Zoom: bit.ly/4llCtb6 Passcode: 327700 #bhi #umbreladialogues #ChengchengXin #blackhole #Smithsonian #CFA #supermassiveblackhole

BHI alumni Kung-Yi Su and Angelo Ricarte, BHI PIs Priya Natarajan and Ramesh Narayan, and BHI graduate student Hyerin Cho have recently published a paper. bit.ly/4aYv0uW #bhi #blackhole #harvard #harvarduniversity #Kung-YiSu #AngeloRicarte #PriyaNatarajan #HyerinCho #RameshNarayan #BridgingScales

Please join us on 03.09.26 at 11 a.m. for our next Colloquium with Sam Gralla from the University of Arizona. bit.ly/4romJpm Please register here: bit.ly/4mkjDjm #bhi #blackholeinitiative #bhicolloquium #blackhole #harvarduniversity #harvard #SamGralla #uarizona @uarizona #blackholes #Astronomy

Please join us on 03.09.26, at 9:30 am, for our next Foundations Seminar. bit.ly/4l5WWjY Please register here: bit.ly/4n8Hwvu #bhi #blackholeinitiative #bhifoundationsseminar #foundationseminar #CharlesLineweaver @harvard #ouranu @ouranu #harvarduniversity #astronomy

Please join us on 03.02.26 at 11 a.m. for our next Colloquium with Jennifer Roberts from Harvard University. Please register here: bit.ly/4mkjDjm bit.ly/4r4NHSp #bhi #blackholeinitiative #bhicolloquium #blackhole #harvarduniversity #harvard #JenniferRoberts #blackholes #Philosophy #mars

Please join us on 03.02.26, at 9:30 am, for our next Foundations Seminar. bit.ly/4kYneov Please register here: bit.ly/4n8Hwvu #bhi #blackholeinitiative #bhifoundationsseminar #foundationseminar #SiyuYao @harvard #SJTU #harvarduniversity #philosphy

This study was led by Fabio Pacucci, a Staff Astrophysicist with the Harvard & Smithsonian Center of Astrophysics (CfA) and the Black Hole Initiative (BHI) at Harvard University. bit.ly/4aQMJmY #bhi #blackholeinitiative#FabioPacucci #littlereddot #blackhole #webb

Please join us on 02.23.26 at 11 a.m. for our next Colloquium with Maya Fishbach from the Canadian Institute for Theoretical Astrophysics (CITA) bit.ly/4kMQjmp Please register here: bit.ly/4mkjDjm #bhi #blackholeinitiative #bhicolloquium #blackhole #harvarduniversity #harvard

BHI Alum Prashant Kocherlakota and BHI PI Ramesh Narayan have recently published a paper. bit.ly/4c6pPdt bit.ly/49nvxpI Modeling Cosmic Rays at AGN Jet-Driven Shock Fronts #bhi #blackholeinitiative #prashantkocherlakota #rameshnarayan #harvard #harvarduniversity #cosmicrays

Please join us on 02.23.26, at 9:30 am, for our next Foundations Seminar. Our speaker will be Kian Salimkhani from Radbound University. Please register here: bit.ly/4n8Hwvu #bhi #blackholeinitiative #bhifoundationsseminar #foundationseminar #KianSalimkhani #radboud_uni #harvard #philosphy

Unfortunately, today’s lecture with Alexandru Lupsasca has been cancelled. We’ll keep you posted with a new date soon. #bhi #blackholeinitiative #AlexandruLupsasca #vanderbilt #harvard #AI

No escape from our love….we’re event horizon official 🖤🖤🖤 #bhi #blackholeinitiative #blackhole #valentinesday

POV: Your friend @nasa gets a whole anthem, but you get a cameo…..👀 🕳️ ✨. #nasa #bhi #blackhole #ateez #atiny

Happy International Day of Woman and Girls in Science! Keep shooting for the stars. #internationaldayofwomenandgirlsinscience #blackholes #bhi #womaninscience #womaninstem bit.ly/4abMaoF

No Foundations Seminar or Colloquium this upcoming Monday, Feb. 16th. Need your black hole fix? Dive into our YouTube archives instead: bit.ly/4nAbglg #bhi #blackholeinitiative #blackhole #harvarduniversity #Harvard #bhicolloquium #blackholes #bhifoundationsseminar #presidentsday

BHI Alum Fabio Pacucci has been appointed, by NASA’s Physics of the Cosmos Program Analysis Group (PhysPAG) to their Executive Committee. bit.ly/3NQUgud Congrats!! #bhi #blackholeinitiative #NASA #FabioPacucci #harvard #PhysPAG

Please join us on 02.09.26 at 11 a.m. for our next Colloquium with Stephan Hartmann from Ludwig Maximilian University of Munich (LMU Munich). bit.ly/45Mx4Dy Please register here: bit.ly/4mkjDjm #bhi #blackholeinitiative #bhicolloquium #blackhole #harvard #StephenHartmann #blackholes #philosophy

Please join us on 02.09.26, at 9:30 am, for our next Foundations Seminar. bit.ly/3ZQTtMj Please register here: bit.ly/4n8Hwvu #bhi #blackholeinitiative #bhifoundationsseminar #foundationseminar #NielsLinneman #universityofgeneva #harvarduniversity #philosphy

BHI PI Priyamvada Natarajan has had an article published in Nature Astronomy. bit.ly/4rPjaJt bit.ly/3MiAA1P Variability as a new discovery channel for intermediate-mass black holes in the time-domain era #BHI #blackholeinitiative #priyanatarajan #harvard #natureastronomy

The Event Horizon Telescope Collaboration recognizes outstanding member contributions through the 6th Annual EHT Early Career & Outstanding PhD Awards. bit.ly/4tjcYei Congrats Dominic Chang !! #EHT #eventhorizontelescope @ehtelescope #DominicChang #BHI #bhihfellow #blackhole #blackholeinitiative

Please join us on 02.02.26 at 11 a.m. for our next Colloquium with Richard Dawid from Stockholm University and Radin Dardashti from the University of Mainz. Please register here: bit.ly/4mkjDjm #bhi #blackholeinitiative #philosophy #blackhole #harvarduniversity #unimainz #stockholmuniversity

Our speaker will be BHI Alumni Jordan Cotler from Harvard University. He will be presenting in person. bit.ly/4qo9DrH Please register here: bit.ly/4n8Hwvu #bhi #blackholeinitiative #bhifoundationsseminar #foundationseminar #JordanCotler @harvard #harvarduniversity #physics

The Event Horizon Telescope Collaboration recognizes outstanding member contributions through the 6th Annual EHT Early Career & Outstanding PhD Awards. bit.ly/4tgvtjs #EHT #eventhorizontelescope @ehtelescope #IniyanNatarajan #BHI #bhihfellow #blackhole #blackholeinitiative

Please join us on 01.26.26, at 9:30 am, for our next Foundations Seminar. bit.ly/3ZoyhwZ Please register here: bit.ly/4n8Hwvu #bhi #blackholeinitiative #bhifoundationsseminar #harvarduniversity #JamesRead #universityofoxford #NielsLinneman #universityofgeneva #NicholasTeh #universityofnotredame

BHI Fellow Daniel Palumbo and BHI Alumni and Affiliate Angelo Ricarte recently published a paper. bit.ly/4qpVbQs Photon Orbit Signatures in Spectra of Black Hole Accretion Disks #bhi #blackholeinitiative #DanielPalumbo #AngeloRicarte #harvard #harvarduniversity #blackhole #orbitsignature

The Event Horizon Telescope Collaboration recognizes outstanding member contributions through the 6th Annual EHT Early Career & Outstanding PhD Awards. bit.ly/4jGGbva #EHT #eventhorizontelescope @ehtelescope #PaulTiede #BHI #bhihfellow #blackhole #blackholeinitiative

Save the Date 9th Annual Black Hole Initiative Conference May 20-21, 2026 Registration information coming in February. #BHI #blackholeinitiative #bhiannualconference2026 #harvarduniversity