The rocks beneath our feet are leaving a hidden signature in the shells of marine snails along Australia's ancient coastline, according to new research led by Adelaide University scientists. A study ...

A snorkeler in Australia found a shell tagged with a strangely specific number, kickstarting an online mystery about its origins. Reading time 2 minutes When Elisha Tess Blott found a mysterious shell ...

An abalone shell is made of thousands of layers of "tiles" made of calcium carbonate (more commonly known as chalk). A key to the strength of the abalone shell is a protein adhesive that binds to the ...

California has 44 state symbols, including a state folk dance, dinosaur and mushroom. But Assemblymember Diane Dixon says we need another — an official state seashell. And she says the shell of the ...