As we keep hearing about skyrocketing covid-19 cases (again) and more talk of field hospitals which never end up getting used (again), there is an interesting fact about the testing procedure most people may not be aware of. The testing being done for covid-19 is referred to as a PCR test. This stands for polymerase chain reaction. Without going into excruciating detail, what this method basically does is “culture” a very tiny amount of RNA…
Read MoreThe PCR method was originally developed to find trace DNA in ancient artifacts, it was never designed as a diagnostic tool.
