A snorkeler in Australia found a shell tagged with a strangely specific number, kickstarting an online mystery about its ...

The black abalone mollusk (Haliotis cracherodii) is a delicacy in many regions of the world, with fancy restaurant diners ...

Authorities are asking anyone who makes a similar find in Australia to photograph it and contact them. Find out more.

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 ...

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 ...