The COVID-19 pandemic is by no means over, but as time goes on, scientists are learning more and more about the virus – and the various ways that we can protect against it, including new and improved face masks. A new membrane-based respiratory mask developed by researchers can capture and deactivate SARS-CoV-2 spike proteins as it comes into contact with them. These spike proteins are what allow the virus to enter host cells once they're in the body. As per tests, almost 99 percent of targeted airborne particles can be filtered out by the new mask, giving wearers a vital...