Morphology is the study of the form and structure of organisms, including their physical characteristics such as shape, size ...

In rare cases, West Nile has been transmitted between people by blood transfusions, organ transplants, or from mothers to babies. There is no human vaccine to prevent West Nile, but there is a ...

Soon ugly crowds began to gather in the streets. By noon thousands of Egyptians were swarming across the Nile bridges and down the streets that spoked into the Midan el-Ismailia. Around the ...

A new study published Wednesday suggests that a rare medication has the potential to make human blood deadly to mosquitoes.

John Roehrig died March 8 after a battle with ALS. During his career, he was on the front lines of the U.S. response to West Nile virus.

John Roehrig ended up on the front lines of the U.S. response to West Nile virus. Roehrig's work on the virus is still one of the biggest chapters of his storied career as his family looks back on ...