Pakistani websites have been compromised by a new malware campaign that tricks visitors into infecting their own computers.

Viruses play a major role in the functioning of ecosystems. They profoundly influence the dynamics of microbial communities, flow of matter and global biogeochemical cycles. Yet despite their ...

Hikers along Southern California's Pacific Crest Trail have been smacked with fast-spreading cases of a "winter vomiting disease" – and they aren't the only ones. At least two dozen hikers have fallen ...

Flu season may be mostly behind us, but a nasty, highly contagious stomach bug is rising. Limited time: Save 25% on NBC News subscription Get exclusive reporting, live Q&As and ad-free reading. In ...

Global health officials are tracking an outbreak of Ebola caused by a rare species of orthoebolavirus called the Bundibugyo virus that has so far killed more than 130 people and infected more than 500 ...

Here’s what to know about the symptoms and spread of the virus, which has sickened people in the Democratic Republic of Congo and Uganda. By Dani Blum Global health officials are raising alarms about ...

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 ...

Dianna Gunn built her first WordPress website in 2008. Since then, she's poured thousands of hours into understanding how websites and online businesses work. She's shared what she's learned on blogs ...

A new University of California San Diego study published in Cell challenges a long-standing assumption about how animal viruses become capable of sparking human epidemics and pandemics. Using a ...

If you notice that your office is emptying out, chances are it’s because a respiratory virus that few people have actually heard of is circulating throughout Northern California. Dr. Monica Gandhi, an ...

A Charlotte man was sentenced to 2 1/2 years in prison for participating in a multi-million-dollar, international tech scam that mostly targeted elderly victims with fake online pop-up ads, federal ...

Two emerging pathogens with animal origins—influenza D virus and canine coronavirus—have so far been quietly flying under the radar, but researchers warn conditions are ripe for the viruses to spread ...