COVID-19 Forecast & Data Models

The Past, Present & Future of Coronavirus… COVID-19 forecasts try to predict the future. Accurate predictions would help hospitals and emergency rooms plan staffing and order supplies. Even better would be a model that could guide public policy, telling officials … Continue reading

COVID-19 Herd Immunity

A Faster Path to Normal Life? 2/18/2021 – For an update on COVID-19 Herd Immunity, see also this later blog: https://artchester.net/2021/02/covid-19-herd-immunity-delays/ COVID-19 Herd Immunity, in which so many people have antibodies that the virus can no longer spread, is where … Continue reading

COVID-19 Workplace Safety – Avoiding Infection

Make your job as healthy as your home… Welcome to a blog about COVID-19 workplace safety. Why should you read this? I’m not a physician, but I am a scientist. I read the news and I read the research reports … Continue reading

COVID-19 Z-Pak – A Surprising Coronavirus Treatment

Azithromycin (Zithromax®) Being Tested Against Coronavirus… COVID-19 Z-Pak may be in your future! It hasn’t yet been proven – but if it turns out to be important, you might have heard it here first. The Desperate Scramble to Fight Coronavirus … Continue reading

COVID-19 Aerosols – Airborne Infection

Indoor Air is Dangerous! COVID-19 aerosols have been largely ignored in public health guidelines. This blog gives you an early alert to a rapidly-developing story: the great risk of indoor airborne infection, due to COVID-19 aerosols. Here are the major … Continue reading

Wooden Jigsaw Puzzle Assembly: Photo Log of Solving a Liberty Puzzle

A Klimt Image Appears from a Random Pile of Parts! This Jigsaw Puzzle Assembly blog is the third and last of a series. The first one gave an overview of all modern jigsaw puzzles. The second one described the personalities … Continue reading

Wooden Jigsaw Puzzle Companies: Their Personalities

Plus A Detailed Comparison of Wentworth and Liberty Puzzles… This blog, Wooden Jigsaw Puzzle Companies, is the second of a three-part series. The first blog gave an overview of modern jigsaw puzzles. The next and final part will show photos … Continue reading

COVID-19 Safety: How The Virus Spreads…

Control Risk By Understanding… COVID-19 safety is a serious concern for the immediate future. However, all around us, states and businesses are beginning to open their doors. How do we escape our prisons without taking premature risk? This three-part blog … Continue reading