The past 600 years of human history help explain why humans often oppose new technologies http://ken.sc/2ae9io5 via @calestous
At one point it was thought to be a direct cure for malaria @Kennedy_School @washingtonpost
-
-
Hopefully it is also playing a role in Zika. Risk balance w DEET in other countries bc Malaria
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
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.