Math vs. vampires: vampires lose
Efthimiou supĀposed that the first vamĀpire arose Jan. 1, 1600, around the beĀginĀning of a cenĀtuĀry durĀing which some of the first imĀporĀtant modĀern writĀings on vamĀpires apĀpeared. The reĀsearchĀers esĀtiĀmatĀed the globĀal popĀuĀlaĀtion at that time, based on hisĀtorĀiĀcal reĀcĀords, as 537 milĀlion. AsĀsumĀing that the vamĀpire fed once a month and the vicĀtim…