Some tiny viruses, called deltaviruses, can only spread by relying on other viruses. A study published in Cell shows that ...

Some viruses that make us sick are cleared by the immune system within days, while others lurk in our bodies for a lifetime ...

Viruses in different life cycles can promote elemental cycling (e.g., carbon, nitrogen, and phosphorus) by viral lysing or auxiliary metabolic genes (AMGs) metabolisms. Viruses can increase microbial ...

A giant virus discovered in Japan is adding fuel to the provocative idea that viruses helped create complex life. Named ushikuvirus, it infects amoebae and shows unique traits that connect different ...