This decision, well within current norms for care, was nonetheless consequential: The president was forced to cancel a trip to advocate for legislation in support of the domestic semiconductor ...

Before traveling here in the States, some carriers require a covid test within two days of departure, which means that the highly reliable PCR test is out of the question. Have had several less ...

Real-time PCR plays a foundational role in gene expression studies, disease analysis, and molecular diagnostics. However, success depends on precise reaction setup, optimized assays, and accurate ...

You've been exposed to COVID and are starting to get symptoms. But after a couple of days of testing with rapid antigen tests (RATs), your tests remain negative. Mass PCR testing has been scaled back, ...

Ducharme is a contributor to TIME. Ducharme is a contributor to TIME. If you had COVID-19 symptoms in 2020, you probably would have masked up and braved a visit to a laboratory, doctor’s office, or ...