Each weekday morning, OurAmazingPlanet takes the pulse of the Earth, reporting on natural phenomena and exploration news from around the globe.
Deadly Storms: Killer tornadoes roared across the Great Plains yesterday, killing at least four people in Oklahoma and Arkansas. [Infographic: Tornado! An Inside Look at Tornado Season ]
Rainbows at Night: Lucky park-goers could see a rare moonbow in the next few days at Yosemite National Park. A moonbow is basically a lunar rainbow, or a rainbow that occurs at night. [Related: Rainbows: How They Form & How to See Them ]
Irresistible Shipwreck: One Massachusetts diver just can't quit the shipwrecked USS New Hampshire. [In Images: Journey of North Carolina's Oldest Shipwreck ]
Previously on Our Daily Planet: Wisconsin Tornado Record and Atomic Deserts