For Evolution, Monarch Butterfly Migration Is a Mystery
It typically takes up to three generations of butterflies to make the complete journey. This means that the navigation information is genetically programmed.
Fairy Circles, Spider Silk, Epigenetics, and More: Intelligent Design in the News
So-called “fairy circles” yielded to a natural explanation, according to a research team: they are abandoned termite mounds. Now, however, another natural theory is rising.
Marvelous Migrations at All Scales
Living things are on the move everywhere. Why do some of them go to great lengths to migrate, while others stay put?