Zombies podem não estar tão longe como isso (investigação em ratos)

Com tanta coisa boa para investigar olhem só o que foi agora descoberto ao nível do cérebro
https://m.phys.org/news/2017-01-keys-behavior-tucked-deep-vertebrate.html
Citando:
"The researchers used optogenetics, a means of engineering specific neurons to fire upon light stimulation, to isolate and selectively activate each set of neurons. When the laser is off, the animals behave normally. But turn the laser on, and the mice take on qualities of "walkers" from The Walking Dead, pursuing and biting almost anything in their path, including bottle caps and wood sticks. "We'd turn the laser on and they'd jump on an object, hold it with their paws and intensively bite it as if they were trying to capture and kill it," says lead investigator Ivan de Araujo (...)"