Havana’s “StreetNet” (SNET) is a metropolitan-area-network collaboratively built by citizens by stringing wires from house to house. The network is not connected to the broader internet. It hosts custom versions of apps, especially for gaming. The network requires continuous maintenance and care. https://michaelannedye.files.wordpress.com/2019/09/snet_cscw_2019_repair_r_r-5.pdf Submitted November 12, 2019 at 03:02PM by asbruckman via reddit https://www.reddit.com/r/science/comments/dvi6qd/havanas_streetnet_snet_is_a/?utm_source=ifttt
Dragonfly wings naturally kill bacteria. At the molecular scale, they are composed of tiny “beds of nails” that use shear forces to physically rip bacteria apart. http://acsh.org/news/2017/02/06/why-dragonfly-wings-kill-bacteria-10829 Submitted February 07, 2017 at 08:32AM by vilnius2013 via reddit https://www.reddit.com/r/science/comments/5smdeu/dragonfly_wings_naturally_kill_bacteria_at_the/?utm_source=ifttt