West Nile virus activity is starting earlier than it has in years, with the CDC warning it is now seeing the highest number of human cases of the nasty mosquito-borne disease since 2004. At least 48 ...

This episode is part of “The Young American Scientists,” an editorially independent project that was produced with financial support from Regeneron. Rachel Feltman: For Scientific American’s Science ...

Scientists investigating how influenza viruses replicate within cells "accidentally" discovered that different flu viruses use distinct strategies to infiltrate cells in the first place. They also ...

Ebola is a wily pathogen. After jumping to a new person through the bridge of bodily fluids, it goes straight for key immune cells. In typical infections, these immune cells help mount a targeted ...

The types of Ebola and hantavirus worrying officials are very different from the species identified decades ago, raising new questions about how to respond. By Carl Zimmer This month, a pair of ...

A flight to Detroit was diverted Wednesday due to suspicions that a passenger from the Congo had Ebola. The Congo is under a US travel restriction due to the Ebola outbreak. An infectious disease ...

It’s hard to imagine that a snail could kill a person, but a particularly venomous group of marine molluscs called cone snails can. Their stings contain a cocktail of small proteins called conotoxins, ...

Is the current hantavirus outbreak destined to become the next COVID-19 pandemic? That has been the question circulating on social media after the news that eight passengers on the cruise ship MV ...