Simply putting pen to paper on a sunny day offers a way to make lab devices to help test for disease. Devices for testing water quality and identifying pathogens can now be made using the right paper, ...

The ongoing COVID-19 pandemic has shown how important it is to have tools that can rapidly diagnose viral infectious diseases. Aside from the SARS-CoV-2 virus, which has currently taken the spotlight, ...

Costing just a cent to produce and requiring just a single drop of blood to function, this paper chip, designed by chemist George Whitesides, can diagnose HIV, tuberculosis, malaria and more. What ...