In simple terms: a virus is a tiny package of genetic instructions with a delivery system. Outside a cell it is metabolically inert. Once inside a susceptible cell, it redirects the cell's machinery ...

Ancient viral fossils buried in our DNA are offering fresh clues about how today’s respiratory pathogens infect and spread. By tracing the shared architecture between long-extinct retroviruses and ...

Herpes simplex virus partially liquefies the tightly packed, gel-like interior of human cell nuclei to copy itself faster, a new study shows. The research centers on how the nucleus of each human cell ...

Orthohantaviruses, such as the Puumala virus, are widespread in Europe, causing flu-like illnesses and severe kidney damage in those infected. It is increasingly considered a zoonotic threat.

Researchers have figured out a missing piece of the puzzle of how human cells detect invading viruses and mount an immune response within an hour. This new insight into the battle between viruses and ...