Viruses aren’t all bad: In the ocean, some help fuel the food web – a new study shows how

In a new study, we and an international team of scientists examined the behavior of marine viruses in a large band of ...
Nature

The infection enigma: why some people die from typically harmless germs

Among the most famous demonstrations of genetic mutations driving infection outcome is severe combined immunodeficiency (SCID ...

2 measles cases test whether the Bay Area can keep the virus from spreading

The Bay Area has now recorded two measles cases in the first weeks of 2026 — an early test of whether one of the nation’s ...
Live Science on MSN

DNA from ancient viral infections helps embryos develop, mouse study reveals

A stretch of viral DNA in the mouse genome gives cells in early-stage embryos the potential to become almost any cell type in ...
Scientific American

Harsh Flu Season May Be Driven by New Variant K

This year’s flu season is shaping up to be a nasty one—driven by a new variant of the influenza virus that may be able to slip past our vaccine defenses. A mutated form of the influenza A strain H3N2 ...