Juan Castillo Frankfurt
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jkfrankfurt.bsky.social
Juan Castillo Frankfurt
@jkfrankfurt.bsky.social
Physicist, Programmer, Occasional Gamer, Book lover, frustrated writer (not in this order)
Another player in the game of who's first to sell the space in "Space". arstechnica.com/space/2025/1...
A commercial space station startup now has a foothold in space
Vast differs from its space station cohorts by flying a series of progressively more complex demos.
arstechnica.com
November 12, 2025 at 7:40 AM
A little bit old news, but still relevant. Do not update your hardware at the very last minute! www.theregister.com/2025/10/29/g...
9 in 10 Exchange servers in Germany are out of support
: Cybersecurity agency urges organizations to upgrade or risk total network compromise
www.theregister.com
November 7, 2025 at 6:51 AM
The cloud is dead, long live the cloud. Or should I say "The Cloud is us"? rameerez.com/send-this-ar...
Send this article to your friend who still thinks the cloud is a good idea
You've been lied to. You don't need the cloud – you can just run servers and save 10x your AWS costs. It's not that difficult.
rameerez.com
November 6, 2025 at 3:27 PM
Because of life, I'm not posting as frequently as before. But I'll try to be less selfish in the future. Have a look at this, let me know what you did with it 😜 github.com/charmbracele...
GitHub - charmbracelet/crush: The glamourous AI coding agent for your favourite terminal 💘
The glamourous AI coding agent for your favourite terminal 💘 - charmbracelet/crush
github.com
November 5, 2025 at 9:02 AM
This is an old one. I never tried it, so I can't tell you if it's true or not... Interesting to know, in any case hackread.com/mic-e-mouse-...
New Mic-E-Mouse Attack Shows Computer Mice Can Capture Conversations
Follow us on Bluesky, Twitter (X), Mastodon and Facebook at @Hackread
hackread.com
October 12, 2025 at 10:06 AM
Just in case you didn't read it yet. arstechnica.com/science/2025...
Meet the 2025 Ig Nobel Prize winners
The annual award ceremony features miniature operas, scientific demos, and the 24/7 lectures.
arstechnica.com
September 19, 2025 at 7:52 PM
This is the world we're living in. Germany charges a hacker with the Rosneft (Russia's state-owned oil) cyberattack. The attacker took over all the VMs and UPSs, as well as triggered a remote wipe of 59 iPhones and iPads. Security is not a joke! www.exponential-e.com/blog/germany...?
Germany charges hacker with Rosneft cyberattack in latest wake-up call for critical infrastructure
Germany charges hacker over massive Rosneft cyberattack - 20TB stolen, IT crippled, €12M+ losses. A stark warning for energy-sector cyber resilience.
www.exponential-e.com
September 10, 2025 at 7:05 AM
I was a LARPer for a while, but this is seriously the next level! www.vice.com/en/article/p...
Meet the Polish LARPers Who Pretend to Be American
Roleplaying as people celebrating the 4th of July in Ohio is a unique take on LARP, to say the least.
www.vice.com
September 7, 2025 at 9:23 AM
Biergarten science? Biergarten science! Prof. Jan Wörner is speaking right now about the Universe in the Kalkofen Biergarten. In German, but fun for everyone! Picture of one of the biergarten lights
August 31, 2025 at 6:41 PM
We'll I'm no longer a student but it's interesting to know!
August 28, 2025 at 3:10 PM
Reposted by Juan Castillo Frankfurt
Exciting to see our protein binder design pipeline BindCraft published in its final form in @Nature ! This has been an amazing collaborative effort with Lennart, Christian, @sokrypton.org, Bruno and many other amazing lab members and collaborators.

www.nature.com/articles/s41...
August 27, 2025 at 4:14 PM
Highball time. Because it's Saturday night
August 23, 2025 at 8:32 PM
If I could, I would... write a book instead of a HOWTO or a paper. But for that, I need time and an argument 😆 #could #would
August 20, 2025 at 6:36 PM
Another paper about our past. I had NO IDEA these coins existed. If I understand it properly, they are the Asian equivalent of Roman denarii... a common currency for a common (long-lost) market. www.cambridge.org/core/journal...
Currents of currency: utilising die studies to trace Rising Sun/Srivatsa coin distribution in first-millennium AD Southeast Asia | Antiquity | Cambridge Core
Currents of currency: utilising die studies to trace Rising Sun/Srivatsa coin distribution in first-millennium AD Southeast Asia - Volume 99 Issue 406
www.cambridge.org
August 15, 2025 at 8:44 AM
Because not everything is Biophysics. A great paper I stumbled upon on one of my previous passions, Archaeometry. onlinelibrary.wiley.com/doi/10.1111/...
The Provenance of Silver in the Viking‐Age Hoard From Bedale, North Yorkshire
The acquisition of silver was a key motive propelling the Viking expansion out of Scandinavia; identifying the sources of Viking silver during the early part of the Viking Age can provide critical in....
onlinelibrary.wiley.com
August 14, 2025 at 7:43 AM
Frankfurt. As of now. Cute Graffiti! #graffiti #frankfurt
August 13, 2025 at 5:23 PM
This is what I call giving it all for your country. Will you do the same? www.bbc.com/news/article...
North Korea sent me abroad to be a secret IT worker. My wages funded the regime
In a rare interview, a former North Korean IT worker reveals the secret scheme raising funds for Kim Jong Un’s regime.
www.bbc.com
August 5, 2025 at 7:49 PM
Stressemanallee, Frankfurt. Train stop of the alley of the stressed man. I wonder why the man was stressed for? Was it because of the alley?
August 5, 2025 at 5:27 PM
Back in Germany. I didn't know I was missing this!
August 3, 2025 at 12:28 PM
Reposted by Juan Castillo Frankfurt
Dear all, we are looking for a research assistant in protein biochemistry / cell biology to support our work on nuclear reshaping in human cells. Here the link to the call, please spread: mrc.tal.net/vx/mobile-0/...
Research Support Officer - Structural Studies - Dr Matteo Allegretti - LMB 2674 - Medical Research Council
Location: Cambridge. Vacancy: Research Support Officer - Structural Studies - Dr Matteo Allegretti - LMB 2674. Closing Date: 31/08/2025, 23:55
mrc.tal.net
August 1, 2025 at 11:48 AM
I didn't see this one. Imagine the collaboration between these two musical giants... no longer possible. Farewell, Ozzy Osbourne.
Ozzy Osbourne meets Paul McCartney for the first time, 2001.
July 22, 2025 at 10:51 PM
It's summer - at least on this hemisphere - so let's look up and enjoy the marvels of the sky. And if you have bad weather, you can always read astronomy papers, like this one about our last interstellar visitor arxiv.org/abs/2507.12922
Assessing interstellar comet 3I/ATLAS with the 10.4 m Gran Telescopio Canarias and the Two-meter Twin Telescope
Context. Theories of the formation and evolution of small bodies in planetary systems predict that they may escape into interstellar space at any time. After having characterized just two such interlo...
arxiv.org
July 19, 2025 at 2:46 AM