Missouri's New Madrid Seismic Zone is in the news after the National Guard held drills in downtown St. Louis about a potential magnitude 8.4 earthquake. Here's why.

As the 200th anniversary of the earthquakes that occurred in the area of New Madrid, Mo., approaches, talk of catastrophe is rising again.

Earlier in the month, Missouri and Tennessee saw a string of small earthquakes triggered along the New Madrid fault line. It raises the question many have had: Will the New Madrid fault line see &#… ...

Thousands of earthquakes have occurred in the region, including the devastating quake of 1811-1812, which consisted of several years of quakes that nearly about destroyed New Madrid, Mo.

Small white stalagmites lining caves in the Midwest may help scientists chronicle the history of the New Madrid Seismic Zone (NMSZ) -- and even predict when the next big earthquake may strike, say ...

The New Madrid earthquakes of the winter of 1811 to 1812 were a series of three major quakes — the strongest of which was a magnitude 7.7 — and have become the stuff of legend.