earthquake in japan

It's hard to express the devastation caused by the earthquake in Japan. And even though the aftershocks have subsided, now there's the threat of radioactive pollution from a nearby nuclear power plant.

But make no mistake, the majority of the disaster has been caused by natural forces -- and the nuclear power plant meltdown(s) shouldn't shoulder too much blame.

Earthquakes are one thing you can bet on being covered on Twitter first, because, quite frankly, if the ground is shaking, you’re going to tweet about it before it even registers with the USGS and long before it gets reported by the