Mexico’s Good Friday Earthquake: M7.2, 18 April 2014

Earthquakes of at least M6.0 in and around Guerrero province since 1900. Image credit: USGS

Good Friday 2014 saw a major earthquake strike in Mexico’s Guerrero province. The tremor was the largest to occur in the so-called ‘seismic gap’ for over a century.

M7.6 Earthquake Strikes off the Solomon Islands: 13 April 2014

Major earthquakes (at least M7.6) in the western Pacific since 1900. Image credit: USGS

A large earthquake south of the Solomon Islands is the second to strike the western Pacific in recent days. What caused these earthquakes, and are they linked?

Tornado Outbreak In The Heartland: One Of Winter Storm Yona’s Many Tunes

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Yona affected Texas and Minnesota — and every state in between — with a medley of foul weather, including tornadoes. Will there be an encore?

Batten Down The Hatches, Dorothy, Tornado Season Is Here

Tornadoes per 10,000 square miles per state (1990-2010). Bull's-eye: Kansas. Graphic courtesy of NOAA

The United States heartland experiences more tornadoes than any other place in the world. There’s a simple meteorological explanation for Tornado Alley.

M8.2 Earthquake off Chile: 1 April 2014

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Chile’s M8.2 earthquake of 1 April 2014 is the largest in the world this year. The quake took place in an area recently undisturbed by major tremors: a so-called ‘seismic gap.’