How plagues really work, and why the next pandemic won't come from the jungle. Don't miss last week's most-read piece http://ow.ly/ALvDT
10:01 AM - 30 Aug 2014
0 replies
3 retweets
5 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.