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Each weekday morning, OurAmazingPlanet takes the pulse of the Earth, reporting on natural phenomena and exploration news from around the globe.

Tornado Cleanup Photos: Raleigh, N.C., residents are picking up the pieces after deadly tornadoes devastated the area. Take a look at photos of the destruction. [Infographic: Tornado! An Inside Look at Tornado Season ]

Indiana Earthquake Drill: The largest earthquake drill ever held in Indiana is taking place today.

Bay Area Earthquake: A magnitude 3.7 earthquake rattled parts of the Bay Area on Monday afternoon on the 105th anniversary of San Francisco's Great Quake of 1906.

Midwest Spring Snow: A major storm will dump snow across the northern Plains and Upper Midwest beginning today.

Mystery Shipwreck: Cyclone Yasi uncovered an unknown 19th-century shipwreck on a beach in north Queensland.

Previously on Our Daily Planet: Deadly Tornadoes and National Parks Week

Reach OurAmazingPlanet staff writer Brett Israel at Follow him on Twitter @btisrael.