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

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 ...

Just outside the town of Mendocino in the middle of Van Damme Beach, a weathered placard educates bystanders about the region's red abalone, a once prolific seasnail whose mild taste and iridescent ...

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 ...