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Coronavirus

Coronavirus

The latest news on COVID-19, the coronavirus disease that emerged in 2019.

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Is it time for Americans to drop their infatuation with the PCR test? That’s what this COVID-19 testing expert thinks

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Will we need COVID-19 booster shots? Increasingly, the expectation is yes

It looks like Americans may need to roll up their sleeves for a COVID-19 booster shot, though vaccine makers and federal officials are still trying to detect how long immunity to the virus lasts.

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Breakthrough infections in people who have gotten their COVID-19 shots are very rare. But here’s why Rick Bright wants the CDC to restart the sequencing of all viral strains.

Rick Bright is no stranger to pandemics. The virologist and immunologist has worked under four presidents.

Pandemic: Year 2

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How 6 feet became 3: Meet an ER doctor behind the research showing kids are still safe in school with new social-distancing standard

Dr. Elissa Schechter-Perkins is an emergency room physician at Boston Medical Center. She's also a co-author of a study that indicates three feet of spacing is just as safe for students as six feet of distance as long as t...