In the vast and often unseen world of microscopic life, a recent discovery may force scientists to rethink what it means to ...

Because they rely on hosts for a majority of functions, viruses aren’t considered alive. But entities like this one ...

The being in question is a microbe called Sukunaarchaeum mirabile. Preliminary research says it stretches the definition of ...

Scientists still disagree on whether viruses are truly alive or not. What scientists can agree on is that a virus adapts to new conditions, evolves and sometimes harms humans. It is also an infectious ...

The warm, damp environments of your showerhead and toothbrush are the perfect breeding ground for microbes, and a new study has identified hundreds of viruses that live there, showing the vast ...

As health officials report a surge of winter viruses, health experts are warning that heart disease symptoms can sometimes mimic respiratory illnesses. Cardiologists share what to know.

Influenza viruses are among the most likely triggers of future pandemics. A research team has developed a method that can be used to study the interaction of viruses with host cells in ...

Viruses and bacteria have been around for billions of years, but which came first?

These are the viruses that defined 2024 This year included record-breaking surges in dengue and mpox cases, a polio outbreak in Gaza and more ...

Roundworms harbor viruses, which could be responsible for these parasites' painful symptoms in humans, scientists theorize.

These viruses, around three-quarters of which were previously unknown to science, were discovered thanks to scraps of viral DNA frozen in ice cores taken from the Guliya Glacier on the Tibetan ...