After a nose swab tests positive for a virus or bacteria, scientists can use the sample’s genetic sequence to figure out where and when the pathogen emerged and how fast it’s changing.

Harvard specialists say COVID-19 pills may cut hospitalizations and deaths and offer big boost to nations struggling with low vaccination rates.

Understanding that pandemics like COVID-19 and the Spanish flu aren't so rare should raise priority efforts to prevent and control them, says William Pan.

The microbiologist who directs the National Emerging Infectious Diseases Laboratories at Boston University explains all the biosafety precautions in place that help him feel safer in the lab than out.

The research community is taking a closer look at the lab-leak hypothesis for the origin of COVID-19, prompting discussion about the risks and benefits of engineering viruses.

Scientists get up close and personal with deadly pathogens to give doctors the tools they need to treat people sickened by germs. The key is keeping the researchers – and everyone around them – safe.

Researchers are calling for comprehensive efforts to stop plant pandemics, which could devestate the global food supply.

Viruses want to pass on their genetic material. Recognizing this about SARS-CoV-2 provides insight into how the world is still vulnerable to COVID-19.

If confirmed as a pathogen, a new canine-like coronavirus could represent the eighth unique coronavirus known to cause disease in humans.