Viruses that infect bacteria can still do their job in microgravity, but space changes the rules of the fight.

In the early, uncertain days of the coronavirus pandemic, scientists delivered one comforting pronouncement: The virus that caused COVID mutates rather slowly. If that remained true, the virus would ...

Ushikuvirus is a newly identified giant virus that infects amoebas, adding to a growing group of oversized viruses that scientists believe may have played an important role in the emergence of complex ...

Study: Ancient evolutionary origins of hepatitis E virus in rodents. Image Credit: Shutterstock AI / Shutterstock.com A recent study published in PNAS describes the evolutionary origins of hepatitis E ...

Giant DNA viruses that infect eukaryotic cells are thought to have played a role in the evolution of life, according to the ...

Researchers have reconstructed ancient herpesvirus genomes from Iron Age and medieval Europeans, revealing that HHV-6 has ...

The concept can be traced back to a theory from the late 1800s. As evidence mounts that the omicron variant is less deadly than prior COVID-19 strains, one oft-cited explanation is that viruses always ...

Lurking in the vast expanse of the ocean and buried deep in the Siberian permafrost, there are giants—not blue whales and ...

The preserved lung of an 18-year-old Swiss man has been used to create the full genome of the 1918 "Spanish flu," the first complete influenza A genome with a precise date from Europe. It offers new ...