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New Airflow Videos Show Why Masks With Exhalation Valves Do Not Slow the Spread of COVID-19New Airflow Videos Show Why Masks With Exhalation Valves Do Not Slow the Spread of COVID-19

Many people wear masks in public to slow the spread of COVID-19, as recommended by the Centers for Disease Control and Prevention (CDC). However, masks with exhalation valves do not slow the spread of the disease, and now, new videos from the National Institute of Standards and Technology (NIST) show why. 

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Thinking About a Holiday Gathering? Look at This Risk Map First

Thinking About a Holiday Gathering? Look at This Troubling Map First

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Is Your State Doing Enough Coronavirus Testing

An average of 1,193,000 tests per day we

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Can a nose-full of chicken antibodies ward off coronavirus infections?

While the world waits for a widely available, safe, and effective COVID-19 vaccine, scientists are becoming ever more creative in their search for other ways to protect people from the disease. Now, a clinical trial has begun in Australia to find out whether nasal drops that contain chicken antibodies to SARS-CoV-2 can offer temporary protection.

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Coronavirus Is Surging: How Severe Is Your State's Outbreak? --Map/graphics

More than 10 million people in the U.S. have had confirmed coronavirus infections and more than 230,000 have died of COVID-19. Tens of thousands of new cases are reported daily nationwide. In the graphics below, explore the trends in your state.

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