Today, vaccinating against cervical cancer is routine. But before Sarah Stewart, scientists dismissed the idea of a cancer-preventing vaccine as ludicrous. By Leila McNeill.

Scientists looking into invertebrate animals discover nearly 1,500 new viruses - the largest number documented in any one study. It also indicates they have existed for billions of years. By Jonathan Ball.

The BIG LoVE (Utah Better Identification of Germs-Longitudinal Viral Epidemiology) study, led by scientists at the University of Utah School of Medicine, finds that each bundle of joy puts the entire household at increased risk for infection with viruses that cause colds, flu, and other respiratory illnesses.

An unusual detective story. By Ed Yong.

Researchers have created a llama-inspired mega protein capable of neutralizing 59 different strains of influenza. By Meilan Solly.

A rapidly changing virus and a complex immune response stymie developers. By Jon Cohen.

When it comes to the flu, refusal often has nothing to do with the fear of autism