Sense About Science

A couple days ago I received this note: "There was an article in the Huffington Post not long ago about an extreme worst case scenario with the oil spill - that a giant methane bubble bursts through the sea floor, ignites, causes a huge supersonic tsunami that would wipe out all of Florida, followed by a vaporization tsunami. I've heard this described as "disaster porn", and certainly, the scenario smacks of it. But, there have been extreme natural disasters in the past, and not being a geologist, I can't help but feel some alarm at this, as I'm currently a resident of Tampa. I have…