The man’s case didn’t give rise to any widespread variant, but it gave Gupta, with his HIV evolution background, the idea ...

Symptoms can appear suddenly and include a fever, chills, severe headache, cough, muscle or joint pain. A new rule has been ...

Measles is unlike other childhood viruses. In severe cases, it can cause pneumonia. About 1 in 1,000 patients develops encephalitis.

A newly developed laboratory tool can, within hours, help to identify specific viruses which can be used to destroy variants ...

Measles outbreaks in West Texas and New Mexico now have nearly 300 cases in total. Two unvaccinated people have died from ...

The virus that causes COVID-19 continues to mutate. Scientists say that's likely to continue indefinitely, and the virus will ...

A CDC program tests wastewater from airplanes, looking for pathogens that may have hitched a ride with passengers on long-haul international flights.

As of Friday, 320 cases had been reported across 16 states, compared to 285 cases confirmed by the CDC for all of last year, ...

All life on Earth can be traced back to a Last Universal Common Ancestor, or LUCA—and it likely lived on Earth only 400 ...

Wilyer Abreu will make his spring training debut on Saturday after being sidelined for multiple weeks due to a ...

Five years after the World Health Organization declared a global pandemic, there has been progress — and backsliding in the ...