This visualization only works in modern browsers. Upgrade yours and enjoy.
SQL
SELECT cartodbid, STTransform(STIntersection(thegeom, STEnvelope(STMakeLine(CDBLatLng(0,-180.0000),CDBLatLng(90.0000,180.0000)))), 3413 ) thegeomwebmercator FROM world_borders
Weekly feed of all earthquakes. Data from USGS