Some 16 states had "very high" levels of the virus present in wastewater during the week of Christmas, an increase from the week before.

The world first became aware of Covid-19 five years ago. We evaluate where we are, remember how we got here, and consider ...

Researchers have discovered that the SARS-CoV-2 spike protein persists in the brain and skull bone marrow for years after ...

Another year has gone by since the 2020 pandemic and COVID-19 remains at large, so experts weigh in on what will change in 2025.

For years, we’ve exposed the federal government’s role — especially the Intelligence Community — in concealing the origins of ...

It can take several weeks to bounce back after a bout of COVID-19, but some people develop more persistent problems. The ...

The following is a summary of “Four COVID-19 screening strategies for early case identification within the homeless shelter ...

Despite studying the SARS-CoV-2 virus for five years, scientists still have questions, from the extent to which it can ...

COVID symptoms can be mild, severe, or nonexistent, according to the CDC—and can appear as late as two weeks after you’ve ...

COVID-19 is a respiratory disease primarily affecting the lungs. However, the SARS-CoV-2 virus that causes COVID-19 surprised ...

Study uncovers the evolution, transmission, and geographic spread of bat coronaviruses in China, revealing key insights into ...