There have been doomsday signs and prophecies for centuries, and humans' time on this planet may be nearly over.
A secret government facility may have created many of the diseases currently plaguing the world.
Those who wish to control what others think, how they act and what they believe; new practices in mind-control.
An elite group of power-brokers may be trying to rule the planet.
Zombies may be becoming a reality.
Governments around the world may be using weather control to incite the next world war and possibly destroy the planet.
Disturbing experiments in animal cloning go on behind closed doors, and human cloning may soon be a reality.
The evidence for Bigfoot piles up, causing some to wonder who has been keeping information from the public.
Some religions include the belief that an evil one will usher in the end of days.
If technology goes too far, too fast, a time may come when humans are no longer at the top of the evolutionary food chain.