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Bryan Gaensler

@scibry.bsky.social
2.5K followers 966 following 130 posts

Dean of Science at the University of California, Santa Cruz (UCSC). Astronomer, sci-fi connoisseur, rugby league devotee, puzzled parent 🇦🇺🇨🇦. Opinions ∉ UCSC. Santa Cruz CA, USA. He/him. bryangaensler.net

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Bryan Gaensler @scibry.bsky.social · 15/09/2026
According to US News & World Report, UC Santa Cruz is: - 1st in the world for highly cited research in biology & biochemistry - 8th in the world for highly cited research in molecular biology & genetics - 1st in the nation for marine and freshwater biology - 7th in the nation for space science 🔭🧪
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Reposted by Bryan Gaensler
UC Santa Cruz Science @ucscscience.bsky.social · 08/09/2026
UCSC professor Aide Macias-Muñoz receives a $2M grant from the NIH to investigate how jellyfish regrow their eyes. 🪼 By studying the genetics behind these complex traits, her team aims to unlock evolutionary insights that could inspire new human gene therapies. 🔬🧬 news.ucsc.edu/2026/09/jell...
news.ucsc.edu
Understanding how jellyfish eyes first form and regenerate to reveal paths for new human therapies
National Institutes of Health awards just over $2 million to UC Santa Cruz evolutionary biologist Aide Macias-Muñoz for a five-year study of the genetic mechanisms that lead to complex traits like eye...
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Bryan Gaensler @scibry.bsky.social · 08/09/2026
We are extremely grateful to Neerav Handa, whose generous gift supports students pursuing cancer research in @ucscscience.bsky.social. The Manjusha Handa Memorial Scholarship is in memory of Neerav's wife Manjusha, who passed away from breast cancer in 2020.
news.ucsc.edu
Neerav Handa: Amplifying cancer research and student research opportunities
Neerav Handa, Senior Director of software development at Oracle, established the Manjusha Handa Memorial Scholarship in memory of his late wife, Manjusha Handa. The scholarship supports students pursu...
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Bryan Gaensler @scibry.bsky.social · 08/09/2026
I'm excited to announce that @ucscscience.bsky.social has established five new research centers! A big welcome to the Center for Marine Genomics, Geohazards Center, Materials Innovation Center, UCSC RNA Center, and Santa Cruz Center for Astrobiology! 🧪
news.ucsc.edu
Science Division launches five new centers to foster multidisciplinary research in areas of growing importance and interest
These centers debuted July 1 with five years of initial funding and will focus on marine genomics, geohazards, materials innovation, RNA science, and astrobiology.
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Bryan Gaensler @scibry.bsky.social · 23/08/2026
Best 10-wicket hauls of all time in men’s Test matches: 1. GD McGrath: 10/27 (2000) 2. JM Anderson: 10/45 (2016) 3. FE Woolley: 10/49 (1912) 4. MA Starc: 10/51 (2026)
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Bryan Gaensler @scibry.bsky.social · 21/08/2026
I’m very proud of my PhD student Ariel Amaral, who defended her thesis in astrophysics last week, and on Sep 1 starts her dream job as a data scientist for the Buffalo Sabres! 🧪📡🏒
nhl.com
Sabres announce 7 front-office hirings and promotions | Buffalo Sabres
Organization adds to development and data departments ahead of 2026-27 season.
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Bryan Gaensler @scibry.bsky.social · 15/08/2026
I’m excited to announce that you can all now enroll now for our new online course, "Science Communication I: Sharing Science with a General Audience”, taught by the team from the renowned UC Santa Cruz Science Communication Program! It’s a 10-week course, which you can complete at your own pace.
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Bryan Gaensler @scibry.bsky.social · 11/08/2026
Now hanging in my office! #bigthings
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Bryan Gaensler @scibry.bsky.social · 04/08/2026
Today’s the day 😬🤖
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Bryan Gaensler @scibry.bsky.social · 03/06/2026
This breakthrough result is the culmination of many years of work; I'm honored to have played a small role in it. Congratulations and thank you to Alec Thomson on his leadership!
smh.com.au
Scientists map universe’s invisible force to show sky as you’ve never seen it
Australian researchers have created the biggest and most detailed image of a colossal cosmic mystery.
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Bryan Gaensler @scibry.bsky.social · 24/04/2026
A fantastic partnership between NVIDIA and @ucscscience.bsky.social, led by Brant Robertson, is revealing the entire history of the Universe. blogs.nvidia.com/blog/ai-gpu-...
blogs.nvidia.com
Making Sense of the Early Universe
This Spring Astronomy Day, here’s a look at how AI and GPUs are helping astronomers work through unprecedented volumes of cosmic data.
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Bryan Gaensler @scibry.bsky.social · 13/04/2026
Yesterday I got to visit @ucsantacruz.bsky.social’s newest natural reserve, Strathearn Ranch. A spectacularly beautiful 2400-acre site serves as the ultimate classroom for @ucscscience.bsky.social’s ecology undergraduate students. Truly a degree-defining experience!
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Bryan Gaensler @scibry.bsky.social · 08/04/2026
A special day today at a sacred place. My first visit to the summit of Maunakea, host to some of the world’s largest telescopes, and a site of profound spiritual meaning for Native Hawaiians. Thank you to the @keckobservatory.bsky.social team for hosting our @ucscscience.bsky.social delegation.
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Bryan Gaensler @scibry.bsky.social · 04/04/2026
I’m thrilled that the University of California has highlighted UC Santa Cruz Science’s new “Degree Defining Experiences” program!
instagram.com
University of California on Instagram: "At @ucsc , walls are not required for student learning. The Degree Defining Experiences program offers transformational learning opportunities for thousands of ...
309 likes, 3 comments - uofcalifornia on April 2, 2026: "At @ucsc , walls are not required for student learning. The Degree Defining Experiences program offers transformational learning opportunities ...
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Bryan Gaensler @scibry.bsky.social · 04/04/2026
Completely on-point analysis from @minaskar.bsky.social. Required reading for every astrophysicist (and scientist).
ergosphere.blog
The machines are fine. I'm worried about us.
On AI agents, grunt work, and the part of science that isn't replaceable.
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Bryan Gaensler @scibry.bsky.social · 26/02/2026
I was visiting this elephant seal colony just a couple of weeks ago, and the seals were healthy and happy. Now our seal researchers are literally working around the clock as a devastating virus tears through this fragile population. www.nytimes.com/2026/02/25/s...
nytimes.com
Bird Flu Strikes California Elephant Seals for the First Time
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Bryan Gaensler @scibry.bsky.social · 26/02/2026
I was visiting this elephant seal colony just a couple of weeks ago, and the seals were healthy and happy. Now our seal researchers are literally working around the clock as a devastating virus tears through this fragile population. www.nytimes.com/2026/02/25/s...
nytimes.com
Bird Flu Strikes California Elephant Seals for the First Time
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Bryan Gaensler @scibry.bsky.social · 13/02/2026
Congratulations to @ucscscience.bsky.social professor Edgar Shaghoulian, who has been named a 2026 Cottrell Scholar! This is fantastic recognition of his mind-bending work on quantum cosmology. rescorp.org/2026/02/rcsa...
rescorp.org
2026 Cottrell Scholar Awards
Research Corporation for Science Advancement, America's first foundation dedicated wholly to science, has named 24 early career scholars in chemistry, physics, and astronomy as recipients of its 2026 ...
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Bryan Gaensler @scibry.bsky.social · 07/02/2026
Three of our @ucscscience.bsky.social superstars presented their extraordinary work to the UCSC Foundation Board today! Thanks to Rachel Meyer, Roxanne Beltran, and Elizabeth Howard for changing students lives, while at the same time finding solutions to our most pressing challenges.
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Bryan Gaensler @scibry.bsky.social · 28/01/2026
Forty years ago today. We will never forget you.
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Bryan Gaensler @scibry.bsky.social · 06/01/2026
Congratulations, Ray Jay! Caltech are very fortunate. Ray Jay has been an amazing mentor to so many people at every level (including me), and now he will be able to expand and propagate his vision and values at one of the world's very best institutions. www.caltech.edu/about/news/r...
caltech.edu
Ray Jayawardhana Appointed Caltech's Tenth President
The Johns Hopkins University provost, renowned astrophysicist, and award-winning author will begin as the Institute's leader on July 1, 2026.
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Bryan Gaensler @scibry.bsky.social · 29/12/2025
The passing of University of Melbourne Vice-Chancellor Emma Johnston is shocking news. Emma was a cyclone of energy and ideas, and was an inspiration to us all. She had only just started in this role. My thoughts are with her family as they confront this unimaginable loss.
unimelb.edu.au
Notice of the passing of the University of Melbourne Vice-Chancellor, Professor Emma Johnston AO
The University of Melbourne advises with deep sadness of the passing of Vice-Chancellor, Professor Emma Johnston AO, due to complications associated with cancer.
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Bryan Gaensler @scibry.bsky.social · 27/12/2025
21 years ago today, I was lucky enough to get a front-row seat for the brightest explosion in history (and got the word “whoppingly" into the @nytimes.com. www.nytimes.com/2005/02/19/h...
nytimes.com
'Whoppingly bright' gamma burst was a real looker (Published 2005)
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Bryan Gaensler @scibry.bsky.social · 17/12/2025
Would you like to join an inspiring team that's helping scientists, staff, & students do extraordinary things? I'm looking for a new executive assistant in the dean's office of @ucscscience.bsky.social. Go to www.ucsc.edu/careers/ and search for job ID 83154. Initial review date is Jan 12, 2026.
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Bryan Gaensler @scibry.bsky.social · 14/12/2025
Yesterday we launched @ucscscience.bsky.social’s new undergraduate research program with a fantastic planning retreat. More than 100 faculty, staff, and students came together to help design our approach and our programs!
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Bryan Gaensler @scibry.bsky.social · 14/12/2025
It was a packed house for the launch of @ucscscience.bsky.social’s new “Science in the Neighborhood” public lecture series this week. No surprise given that the speaker was our superbly eloquent Nobel laureate, Professor Carol Greider.
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Bryan Gaensler @scibry.bsky.social · 04/12/2025
We have lost a giant. Rest in peace, Joel.
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Bryan Gaensler @scibry.bsky.social · 04/12/2025
I completely changed my listening habits this year!
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Bryan Gaensler @scibry.bsky.social · 03/12/2025
After 45 years of principled resistance to polishing my shoes, I finally gave in, and OMG, it’s the most satisfying and relaxing experience ever! Why did nobody tell me about this?? What other amazing activities like this are out there?
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Bryan Gaensler @scibry.bsky.social · 21/11/2025
Come hear a Nobel Laureate talk about her cutting edge research! Free and open to all.
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Bryan Gaensler @scibry.bsky.social · 20/11/2025
Our Degree-Defining Experiences program at @ucscscience.bsky.social is now a year old, and the results have been transformational! As Zimin Cohen puts it: “This is the kind of science I want to do.” Read more: news.ucsc.edu/2025/11/degr...
news.ucsc.edu
Are you experienced? Students from first year of immersive-learning initiative share stories of profound impact
From aquatic adventures and mountaintop stargazing to lab work aimed at saving lives, students describe how the Degree-Defining Experiences Program fosters unforgettable moments and deepens meaning
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Bryan Gaensler @scibry.bsky.social · 20/11/2025
Not only did we launch the @ucsantacruz.bsky.social campaign in fine style this weekend, but I also fulfilled my lifelong dream of meeting SAMMY THE SLUG. Now the work begins, to create new projects that will transform the lives of our students and make the world a better place.
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Bryan Gaensler @scibry.bsky.social · 14/11/2025
Joel Primack was an extraordinary human being along so many axes. I treasured our interactions on so many topics, and can’t believe he’s gone. My thoughts are with Nancy, Samara, and their family. May his memory be a blessing. 🔭
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Bryan Gaensler @scibry.bsky.social · 08/11/2025
Well this is awesome. @clarivate.com has looked at the affiliations of those named “highly cited researchers” 11 years in a row. An incredible 24% listed a primary affiliation with @ucsantacruz.bsky.social - the highest of any public university on the planet. Details: clarivate.com/academia-gov...
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Bryan Gaensler @scibry.bsky.social · 26/10/2025
It was very inspiring last night to hear from @ucscscience.bsky.social professor @roxannebeltran.bsky.social about her research, in which she uses tagged seals to explore our oceans. Just fourteen tagged seals can provide detailed data on 1% of the entire 3D volume of the world’s oceans every year!
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Bryan Gaensler @scibry.bsky.social · 02/08/2025
4.5 out of 5 stare to “On The Calculation Of Volume” (books 1 & 2) by Solvej Balle. Yes, it’s a 24-hour time loop, but this is not the fun version of Groundhog Day or the second chances take of Palm Springs, but of descents into madness. Recommended. www.goodreads.com/book/show/21...
goodreads.com
On the Calculation of Volume, Book I
Utterly riveting, Solvej Balle’s On the Calculation of …
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Reposted by Bryan Gaensler
Sera Markoff @profsera.bsky.social · 30/07/2025
This is amazing news! 🎉 🎊 Michele's science contributions 🔭🧪 include space missions llike NASA's Cassini, and being astronomer royal places her in an ideal position to educate and inspire the public about astronomy!
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Bryan Gaensler @scibry.bsky.social · 27/07/2025
One of the greatest scientist communicators of all time has passed on. The Science Division at UCSC was so fortunate to have had Tom Lehrer on our faculty for almost 30 years. www.nytimes.com/2025/07/27/a...
nytimes.com
Tom Lehrer, Musical Satirist With a Dark Streak, Dies at 97
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Bryan Gaensler @scibry.bsky.social · 03/07/2025
The Ramans do everything in threes. 👀 arstechnica.com/space/2025/0...
arstechnica.com
Astronomers may have found a third interstellar object
The object has a very high eccentricity.
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Bryan Gaensler @scibry.bsky.social · 14/06/2025
4.5 out of 5 stars to “The Mercy of Gods” by James A. Corey. A great story of alien invasion and of timid scientists learning how to fight back. There is clearly lots of action and world building to come. Looking forward to the next instalment!
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Bryan Gaensler @scibry.bsky.social · 14/05/2025
We started this project 17 years ago, and at last here’s the paper! I’m pleased to present the Polarisation Sky Survey of the Universe’s Magnetism (POSSUM), a total game changer in our understanding of magnetic fields throughout the cosmos. 🧲 🌌📡
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Bryan Gaensler @scibry.bsky.social · 18/04/2025
So grateful for our amazing staff!
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Bryan Gaensler @scibry.bsky.social · 03/04/2025
UCSC put on a special “Inspire NYC” event last night in New York, hosted by our Chancellor Cynthia Larive. It was such a privilege to do a deep dive into how the brilliant minds of my @ucscscience.bsky.social colleagues Kristy Kroeker and Heather Tallis work, and I enjoyed meeting many UCSC alums.
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Bryan Gaensler @scibry.bsky.social · 27/03/2025
Or in plain English: our telescope, which spans the continent, has pinpointed a flash that's 130 million light years away and that lasted for less than a millisecond, to a precision better than the size of a guitar pick viewed from 60 km away. 🤯
Credit: Juan Mena Parra
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Bryan Gaensler @scibry.bsky.social · 27/03/2025
The dawn of a new era: the very first sub-arcsecond localization of a fast radio burst using the CHIME telescope and its outriggers. 
 Congratulations to the amazing group of students and postdocs who have led this incredible achievement over the past frenetic 11 days!
Reference: https://www.astronomerstelegram.org/?read=17114 and https://www.astronomerstelegram.org/?read=17115
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Bryan Gaensler @scibry.bsky.social · 26/03/2025
It was such an honor to hear former Space Telescope director Bob Williams speak last night about the 30th anniversary of the Hubble Deep Field. And now he has both an asteroid (officially) and a quasar (unofficially) named after him!
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Bryan Gaensler @scibry.bsky.social · 15/02/2025
World’s largest pistachio!
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Bryan Gaensler @scibry.bsky.social · 25/01/2025
Our research on fast radio bursts is above the fold! (on my phone) 🧪 🔭
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Bryan Gaensler @scibry.bsky.social · 15/01/2025
Come to the #AAS245 town hall today to discuss the ethical and other challenges that we face in using AI in astronomy! 12.45pm in National Harbor 2. (Below is what you get from ChatGPT when you ask for an optimistic and then a pessimistic view of astronomy and AI.) 🔭
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Bryan Gaensler @scibry.bsky.social · 15/01/2025
It’s a thrill to hear the Rossi Prize lecture at #AAS245 this morning. Marty Weisskopf, a giant of X-ray astronomy, is explaining how we can now measure X-ray polarization with the IXPE mission.
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