Malaria mosquitoes track humans by scent, not random flight, revealing why some people are bitten more at night.

A new study based on mathematical modeling reveals how tradeoffs faced by human malaria parasites (Plasmodium falciparum)—between using resources to replicate within hosts and transmitting to new ...

A rare tick-borne allergy linked to red meat has now been confirmed as deadly for the first time. A healthy New Jersey man ...

The death toll and economic damage associated with flu highlight its role as one of the most harmful viruses in history.

Avian influenza is devastating poultry operations, spreading in dairy cattle and infecting farm workers. Why isn’t the United ...

Scientists investigating an ancient mystery have uncovered the first evidence that a Bronze Age strain of plague infected livestock, not just humans. During the Middle Ages, a devastating outbreak of ...

Scientists have digitally reconstructed the face of a 1.5-million-year-old Homo erectus fossil from Ethiopia, uncovering an ...