Tag archives for flu

Geography in the News: A Flu Diffusion Model

This post describes where influenza viruses originate, how they are transmitted between animals and humans, and how a geographic diffusion model for the flu virus can help reduce its spread.

By Christine Dell’Amore Frankenstein may be a work of fiction, but nature also can create her own monsters–at least in the form of hybrids. This happens when some species interbreed and produce even more powerful offspring. A stuffed “grolar bear,” or “pizzly”–grizzly-polar bear hybrid. (See more pictures of Arctic hybrids.) This isn’t always bad, of…