WEST LAFAYETTE, Ind. -- Purdue University researchers have discovered a fossil of a giant mollusk in Antarctica that provides scientists with their first complete view of a worm-like creature that ...

The brilliant iridescent hues found in ammolite come from tiny air gaps in the fossils’ layers, a new study finds. By Alexa Robles-Gil Millions of years ago, squid-like creatures called ammonites swam ...

The fossil record may not be perfect, but it passed a critical test with flying colors, according to a study by University of Chicago paleontologist Susan M. Kidwell that will be published in the Feb.