Ammolite comes from the fossilized shells of extinct squidlike critters called ammonites. Scientists knew the secret to the fossils’ flamboyant appearance lay somewhere in their layers of nacre, or ...

At IFLScience, we often like to talk about the Mantelpiece Of Dreams, a line-up of rare geological trinkets we’d like to ...

Ammonites were not in decline before their extinction, scientists have found. Ammonites were not in decline before their extinction, scientists have found. The marine molluscs with coiled shells and ...

Some extinct species left copious fossil remnants of their existence. Ammonites—an extinct type of cephalopod—are one such example. From the Devonian right up until the Paleocene, wherever ancient ...

Ammonites were not in decline before their extinction, scientists have found. The marine molluscs with coiled shells and one of palaeontology’s great icons flourished in Earth’s oceans for more than ...