Zombies would most likely wipe out humanity if they really existed, claim scientists: link.

“While aggressive quarantine may contain the epidemic, or a cure may lead to coexistence of humans and zombies, the most effective way to contain the rise of the undead is to hit hard and hit often.”

So get your cricket bat ready and let’s go kick some Zombie A$$!

Update: here is the science paper on the topic: http://www.mathstat.uottawa.ca/~rsmith/Zombies.pdf