Do printers add microdots to every printout?
Yes. That depends on the type of printer. It appears most newer color printers put microdots of a very light color on the page. These dots encode the date and…
Use your computer to help find a treatment for COVID-19.
There are 2 programs to do this, both support a variety of operating systems. But it's very hard number crunching so this is not for a tablet or phone, it's…