All mollusks build their own shells, whether they live in water or on land. Creatures like snails, clams, oysters and mussels use an organ called a mantle to secrete layers of calcium carbonate, which ...

Rain came one evening to soften the afternoon heat. I sat outside on my back steps watching the clouds grow ever fuller, swelling like gray balloons until they finally burst, spilling out across the ...

Apple snails can fully regrow their eyes, and their genes and eye structures are strikingly similar to humans. Scientists mapped the regeneration process and used CRISPR to identify genes, including ...