From NDTV.com….
COVID-19 has turned the world upside down. While vaccination drives in several countries have gained momentum, the threat of a third wave in some countries, including India, looms large. A team of researchers at the Massachusetts Institute of Technology (MIT) and the Wyss Institute for Biologically Inspired Engineering at Harvard University have developed a wearable biosensor technology that can help face masks detect COVID-19 in your breath.