As earthquakes go, it wasn't much of one.
It was only a magnitude 1.8 on the scale geologists use. But its center was just a mile from Annandale, Va., in the suburbs of Washington, D.C. — enough to get the attention of scientists and local emergency officials.
It happened on Tuesday afternoon, and though it did no damage, hundreds of people called local news outlets saying they had heard a bang and felt a mild jolt.
"Of course, this was a very small earthquake, but we've had larger ones in...Full Story