The study was one of several that assessed the effects of climate change on three species of butterflies whose populations are declining.

The butterfly appears to be a hybrid between two known tiger swallowtail species — P. glaucus and P. canadensis — but because ...

The supermassive black hole at the center of the Milky Way appears to be having a party—and it is weird, wild and wonderful.

A recent five-year study has uncovered new insights into the properties of yellow hypergiants, a heavy star class known for their dramatic outbursts. Scientists focused on Rho Cassiopeiae (Rho Cas), ...

A critically endangered butterfly that lives in the southernmost part of Florida thrives in certain years. Researchers turned ...