As stars age, they often shed their skins, so to speak, casting off expansive shells of dust and gas into interstellar space. As stars age, they often shed their skins, so to speak, casting off ...

Ammonites are a tale of two textures. The prehistoric cephalopods were composed of fleshy soft tissue (the living bit of the animals) and hard external shells, which, according to a paper published ...

Sea shells are abundant on the New Jersey shores. There are the black ridged scallop shells that look like accordion fans, the pretty and delicate spiral shells that come in various patterns and ...

Ammonites are among the most common marine fossils from the age of the dinosaurs, but no one has found one like this before. It shows one of the swimming marine molluscs without its distinctive spiral ...