A pair of researchers at Syracuse University has found evidence that an ancient squid-like creature with a paperclip-shaped shell may have lived for hundreds of years. Linda Ivany and Emily Artruc ...

Shell-shaped decorative objects were very popular during the 19th century. There were trinket boxes covered in tiny shells, counter bells made with several mother-of-pearl shells put together into a ...

IT is known that the form of the shell of Portuguese oysters (O. angulata) living on the shore is different from that of individuals living permanently below tide-marks 1. In the latter the shell is ...