A new year might mean new viral threats. Old viruses are constantly evolving. A warming and increasingly populated planet ...

Suddenly they appear and -- like the SARS-CoV-2 coronavirus -- can trigger major epidemics: Viruses that nobody had on their radar. They are not really new, but they have changed genetically. In ...

Scientists took samples from whale blow, identifying possible disease risks for marine mammals in northern seas.

Bacteria and viruses are often lumped together as germs, and they share many characteristics. They’re invisible to the human eye. They’re everywhere. And both can make us sick. Bacteria and viruses ...

VIVIAN, LA - DECEMBER 12: With a temperature of 103.8, Asa Moore, 6, of Vivian, Louisiana is examined by John Messier, a physician's assistant, at the North Caddo Surgical and Medical Center for ...

Learn how a newly discovered virus disrupts its host’s nucleus in ways that echo how complex cells may have formed billions ...

Scientists flew drones with petri dishes above several species of whales in northern seas to collect samples of whale blow, ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The warm, damp ...

There are hundreds of different viruses on shower heads and toothbrushes, a new study finds. These organisms, called bacteriophages, don’t typically make people sick but instead fight potentially ...