A butterfly's wing is covered in hundreds of thousands of tiny scales like miniature shingles on a paper-thin roof. A single scale is as small as a speck of dust, yet surprisingly complex, with a ...

The owners of the Caverns of Sonora in Southwest Texas are offering a reward for the return of a national treasure — part of a rare butterfly formation that took shape over thousands of years. Robbed ...

The galaxy NGC 6240 has a unique feature: a massive cloud of gas shaped like a butterfly. Unlike the relatively tidy disk of the Milky Way, jets and bubbles of gas shoot off from NGC 6240 giving the ...