- NASA’s Ingenuity Mars Helicopter completed its first powered flight on Mars, with channel members sharing livestream links and aerial photos from the helicopter’s onboard camera.  
- A curated collection of open-access papers on XNA (xeno-nucleic acids), polymerase engineering, and DIY bio protocols was posted at diyhpl.us/~bryan/papers2/bio/ and diyhpl.us/~bryan/papers2/polymerase/.  
- Recent Nature paper reported functional reanimation of 28,000-year-old mammoth cell nuclei after transfer into mouse oocytes, visualized with live-cell imaging.  
- Pre-print on biorxiv describes a “nanoengineer competition” framework for crowdsourcing design of DNA-origami nanostructures with real-time scoring and open leaderboards.  
- Discussion of astrocytic ApoE-mediated reprogramming of neuronal cholesterol metabolism via miRNA-containing lipid vesicles, linking glial signaling to memory formation (Sci. Cell 2021).  
- Community anecdotes about sourcing counterfeit audio ADC/DAC chips from online marketplaces, highlighting quality-control challenges in low-volume hardware prototyping.  
- Meta-level critique of speculative bubbles framed as “bankruptcy cults” and collective blame-diffusion mechanisms in financial and tech hype cycles.