Featured The Endemic Future of COVID Emerging September 4, 2021 0 An epidemic is a disease in a particular area that spreads at an unexpectedly high…
Featured Wearing Masks in Low Vaccination Places July 5, 2021 0 By now we know it will take a long time – perhaps forever – for…
Battery Basics What to Do When Smartphone Batteries Swell July 31, 2019 0 It is naturally alarming when smartphone batteries swell, and we imagine a dramatic explosion following.…
Battery Technical What Made the Headphone Battery Explode? March 17, 2017 0 The media are in a scrum over the incident of the airplane passenger who fell…