This week in the scientific process: researchers reported the first-ever shark sighted in Antarctic waters. Penguins beware!

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 ...

New research suggests that Epstein-Barr virus may actively provoke the immune system in people with multiple sclerosis. Scientists found large buildups of virus-targeting immune cells in the nervous ...

NEW DELHI — Indian authorities said they had contained a Nipah virus outbreak after confirming two cases in the eastern state of West Bengal, as several Asian countries tightened health screenings and ...