That East Coast earthquake happened yesterday and after all the panic and subsequent relief and immediate tweeting, it is now an appropriate time to discuss what would cause such an unlikely occurrence.
Also, it’s a good time to explain what disaster could have resulted if the magnitude of the quake had been just a little bit greater. That’s what this Mother Jones article does. It turns out one step past cell phone disruption is possible nuclear power plant meltdown? And this probably isn’t a global-warming related event. And all the animals at the Smithsonian National Zoo are totally fine.