Credit: null

Okay, so nobody is spending too much time worrying about what to do if the planet is annihilated, but at least one person has seriously pondered whether and when it could happen. From being sucked into a black hole to being blown up by an antimatter reaction, there are scientifically plausible risks of an event that would render this whole list moot. [Learn More]

to read more, go to:   http://www.livescience.com/11327-natural-disasters-top-10-threats.html