Tornado Alley

North America is the tornado capital of the world and the majority of these twisters occur in the Southeastern and Central U.S. Tornadoes ...

Bean Trees

The redbuds are blooming in Columbia. These small trees, festooned with pink-purple flowers, are used as ornamentals throughout the eastern...

Coming Ashore

Life evolved in the ocean 3.6 billion years ago but it would be another 3.2 billion years before plants and animals colonized the land. It w...

Trilling Toads

After a week of warm, rainy weather, the toads were calling last night. Their high-pitched, musical trills indicated that they were America...

The Rift Valley

The Rift Valley of East Africa is the southern end of a 4000 mile rift that begins in the Beqaa Valley of Lebanon and extends southward thro...

Man and his Lawn

The lawn, pride of the American homeowner, is not a natural landscape. Lawns are generally a blend of hybrid grasses and, unfortunately, are...

Early Birds

In birding lingo, a summer resident is a bird that arrives in spring, breeds and departs in the fall for southern climes or lower elevations...