While it's still important to wear a face mask in many situations, that mask won't be fully effective if it doesn't fit properly. That's why a team at MIT has designed a device to assess how well a ...

BOSTON (CBS) -- The state now says it has learned that some of the KN95 masks given to Massachusetts school districts were not tested at MIT, as Gov. Charlie Baker had previously said. "The ...

CAMBRIDGE, MA -- Wearing a mask can help prevent the spread of viruses such as SARS-CoV-2, but a mask’s effectiveness depends on how well it fits. Currently, there are no simple ways to measure the ...