Stephen Head, president of Lone Star College-North Harris, asked me not long ago what the sparrow-size, aqua-blue birds were that had shown up in his yard. He wasn't the only one who wanted to know.

Catherine McKinley is the author of Indigo: In Search of the Color that Seduced the World. You probably take the blue in your favorite jeans or denim bean bag chair for granted now, but it was once ...

Jan. 1—Indigo's deep midnight blue splashes and flows its way throughout the world and across history. Artists from Asia, Africa and the Americas have used indigo in various forms and techniques for ...

Many people remember the colors of the rainbow by the acronym ROY G. BIV. For red, orange, yellow, green, blue, indigo and violet. Well, the color indigo just made news. Indigo gets its name from the ...

Indigo is something of a mystery. It sits between the more familiar purple and blue of rainbows. And it’s the elusive center of Catherine E. McKinley’s “Indigo: In Search of the Color That Seduced the ...

For many farms in Tennessee, tobacco is still the biggest cash crop in the field. It’s been that way for generations. But farmers are looking for alternatives that aren’t quite so difficult to grow, ...