After WW2, a group of Jewish “Avengers” formulated a Holocaust revenge plan to kill 6 million Germans by poisoning the water supply of many German cities. However, it was foiled by British police while the poison was in transit.

Cockroaches can make group decisions. When 50 cockroaches are presented with 3 shelters that can only house 40, they’ll split evenly into two groups and leave one shelter empty.

3.5% of cancer deaths worldwide are attributable to the consumption of alcohol. The World Health Organization has classified alcohol as a Group 1 carcinogen.