Pandoravirus yedoma holds the record as the oldest virus ever revived from permafrost, having remained frozen for 48,500 years before scientists successfully brought it back to life in recent studies.

A new year might mean new viral threats. Old viruses are constantly evolving. A warming and increasingly populated planet puts humans in contact with more and different viruses. And increased mobility ...

UNIVERSITY PARK, Pa. — For billions of years, bacteria have waged an ongoing arms race against viruses, evolving many defense mechanisms against the infectious invaders. Now, these evolutions may ...

This article was produced in collaboration with The Conversation, a nonprofit news organization. A new year might mean new viral threats. Old viruses are constantly evolving. A warming and ...