It seems that reproductive success and sexual dimorphisms for dorsal color and for vision are inexorably interdependent in ruddy copper butterflies In August it is a joy to revel in fields full of ...

In August it is a joy to revel in fields full of colorful wildflowers. Crested Butte is the undisputed wildflower capital of Colorado, but Colorado has numerous fine places where the wildflowers are ...

The ruddy color of Jupiter's Great Red Spot is likely a product of simple chemicals being broken apart by sunlight in the planet's upper atmosphere, according to a new analysis of data from NASA's ...

The ruddy color of Jupiter’s Great Red Spot is likely a product of simple chemicals being broken apart by sunlight in the planet’s upper atmosphere, according to a new analysis of data from NASA’s ...

Blood Falls, named for its ruddy color, is not in fact a gush of blood from some unseen wound. The color was initially chalked up to red algae, but a study in the Journal of Glaciology has uncovered ...