The unusual cases of pneumonia began to appear in midwinter, in China. The cause, researchers would later learn, was a coronavirus new to science. By March, the infection began to spread to other ...

As evidence mounts that the omicron variant is less deadly than prior COVID-19 strains, one oft-cited explanation is that viruses always evolve to become less virulent over time. The problem, experts ...

Early in the beginning of the COVID-19 pandemic, scientists predicted the SARS-CoV-2 virus would mutate slowly. They were wrong. Hundreds of... What the COVID-19 pandemic tells us about how viruses ...

"It's the biggest experiment that's ever happened." In a stunningly short period of time, the delta variant has changed the course of the COVID-19 pandemic by evolving to become more transmissible ...

Scientists in Switzerland have cracked open a century-old viral mystery by decoding the genome of the 1918 influenza virus from a preserved Zurich patient. This ancient RNA revealed that the virus had ...

A scientist harvests H7N9 virus growing in bird eggs. The Centers for Disease Control and Prevention received samples of the virus from China. — James Gathany/CDC/Douglas E. Jordan / (CC0 1.0) A ...

RALEIGH, N.C. (WTVD) -- Health experts in the Triangle weighed in where we are in the COVID pandemic and while urging caution, they're optimistic we are moving into an endemic phase, learning to ...

Scientists studying the Pacific Ocean have found a virus that is unlike any seen before. Named PelV-1 (longest tail), it infects microscopic plankton and has a tail that is longer than any other known ...