Or, not. As a change-up from Snowmageddon, I present:
Yellowstone: The Anatomy of a Supposed Volcanic Conspiracy | Wired Science | Wired.com
Scientific Doomsday: Ways the World Could Actually End | Wired Science | Wired.com
Meanwhile, at Tamara's recommendation, I picked up Death from the Skies!: These Are the Ways the World Will End . . . (9780670019977): Ph.D. Philip Plait: Books from the library today.