The species of Ebola virus causing an outbreak in Congo that has killed nearly 120 people is less common than other Ebola viruses, which is complicating the response because there are no specific treatments or vaccines.

For the first time since 2004, scientists have detected pseudorabies in commercial swine populations. In late April, routine testing at a small commercial facility in Iowa detected antibodies against pseudorabies virus.

Dutch health authorities confirmed the new case after the infected crew member was repatriated from Tenerife, Spain.

Canine distemper, a contagious virus, was detected in 64% of animals in northwestern Wyoming, where wolves are classified as "trophy game."

Get the facts on Ebola virus disease. Read our analytical guide covering transmission, early warning signs, diagnosis, vaccines, and survivor care.

Most hantaviruses are not known to spread between people. Andes virus is the exception. After the initial spillover from infected rodents, it is the only hantavirus with well-documented person-to-person transmission.

The strain of hantavirus that has killed three people and sickened five others on a cruise ship is the Andes strain, which is typically found in South America.

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.

Mosquito season is just starting in South Carolina, meaning the pesky little insects are becoming more active as summer approaches. Not only do mosquitoes try to take your blood, but they are widely considered the insect that transmits the most diseases on ...

It may be spring, but virus season isn’t over yet. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. Flu and Covid, including a new variant called BA.3.2, nicknamed “cicada,” are still circulating ...

The drug showed promising results in an international study involving nearly 2,400 participants, and the U.S. Food and Drug Administration is expected to make an approval decision for it in June