- A newly-published Google patent (US20190284620A1) titled “Systems and methods for data storage in nucleic acids” was circulated, describing DNA-based digital storage techniques.  
- Microscopy images of fungal spores were shared; participants noted their striking resemblance to red blood cells and discussed simple DIY sample prep (e.g., dabbing blood on carbon tape for SEM).  
- The paper “Inception of memories that guide vocal learning in the songbird” became available on Sci-Hub, prompting a brief exchange about how Sci-Hub sources paywalled articles—kanzure stated it buys university credentials from students.  
- A Nature Biotechnology article (nbt.4040) on xenotransplantation was linked, followed by an open question to the channel about the prospects and ethics of cross-species organ transplantation.  
- The Berlin-based longevity/performance-medicine conference site https://exo-berlin.de/ was mentioned after one participant’s boss received unsolicited promotional email for the event.