Some viruses mutate more rapidly than others. Learn more about why that is and what that means for your health.

Viruses are entirely dependent on their hosts to reproduce. They ransack living cells for parts and energy and hijack the host's cellular machinery to make new copies of themselves. Herpes simplex ...

The Human Virome Program will analyze samples from thousands of volunteers in an effort to understand how viruses affect health. By Carl Zimmer The viruses we know best are the ones that make us sick ...

What criteria or characteristics would you use to group living things versus nonliving things? Scientists have grappled with this question for years, and the debate is still ongoing in the scientific ...

Humans have an exceptional ability to deal with viruses. In most cases, your immune system is able to fight an infection. On ...