- The-odin (Josiah Zayner) posted a Craigslist ad seeking a PhD-level co-founder for a biotech startup, claiming $500k annual revenue from DIY CRISPR kits and related products.  
- Distill, a new interactive ML journal emphasizing exposition and web-native visualization, announced its steering committee including Andrej Karpathy.  
- A Nature paper reported safe high-irradiance optogenetic photostimulation in rat brains (up to 600 mW/mm², 5 ms pulses, 20–60 Hz) without thermal damage or non-physiological activation, enabling millimeter-scale cortical illumination.  
- Two preprints introduced multiplexed imaging techniques: DNA-Exchange-Imaging for rapid sequential in situ multiplexing and a confocal/super-resolution method for cytoskeletal and synaptic proteins.  
- Discussion of eGenesis’s CRISPR-based pig-organ xenotransplantation program aimed at making porcine organs safer for human transplantation.  
- Harvard’s geoengineering project exploring calcium carbonate aerosols as a climate-intervention strategy to counteract global warming.  
- Bryan Johnson’s Kernel (with Ted Berger) developing hippocampal prostheses for memory restoration, alongside his OS Fund investing in frontier biotech.  
- Randal Koene featured in The Guardian discussing mind uploading and the transition from biological to machine-based life as a path to immortality.