If you thought wearing facemasks against COVID-19 was crazy, scientists now have a new gadget for you. Researchs at Harvard and MIT have created a facemask with an in-built biosensor that will test your breath and detect if you have COVID-19.
A team of Harvard and MIT researchers have come up with a wearable biosensor small enough to clip onto a face mask.
Wearers breathe into their masks for 15 to 30 minutes, press a button on the sensor, and within 90 more minutes, their COVID test ...