‘Bug Zapper’ uses UV-C light to enable the sterilization and reuse of N95 masks

Right around the time in mid-March when Lehigh University moved to remote learning and researchers began to shut down on-campus labs, Nelson Tansu, the Daniel E. ’39 and Patricia M. Smith Endowed Chair Professor in the department of electrical and computer engineering (ECE), received an email from Dr. Christopher Roscher, an anesthesiologist at St. Luke’s…

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How Pandemics End

When will the Covid-19 pandemic end? And how? According to historians, pandemics typically have two types of endings: the medical, which occurs when the incidence and death rates plummet, and the social, when the epidemic of fear about the disease wanes. “When people ask, ‘When will this end?,’ they are asking about the social ending,”…

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