Ammonites are a group of extinct cephalopod mollusks with ribbed spiral shells. They are exceptionally diverse and well known to fossil lovers. Researchers have developed the first biomechanical model ...

It would be a memorable sight. But it would also be so wrong to tip over Galápagos giant tortoises to see how shell shape affects their efforts to leg-pump, neck-stretch and rock right-side up again.

A Turkish research team has tested a hemispherical shell-shaped organic active layer for photovoltaic applications. The group found the shape maximizes light absorption and angular coverage when ...

A tiny new snail species discovered in Thailand has been named after legendary artist Pablo Picasso, due to the strange, complex geometric patterns seen on its shell. The species, measuring only 3 ...