As viruses go, H1N1 is a genetic pip-squeak. Like its influenza brethren, it possesses only eight genes. Yet those few genes are telling researchers a complex story about where this newly infamous virus came from, and, more importantly, where it might go.
Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.