Some starfish made of a brittle material fortify themselves with architectural antics. Beneath a starfish’s skin lies a skeleton made of pebbly growths, called ossicles, which mostly consist of the ...

Design is a funny, marvelous, sometimes unsettling thing — especially when evolution itself is the designer. Take these six-decade-old pictures of skulls and bones. Seen in a certain light, and ...

I remember the first time I saw a Santiago Calatrava bridge, a spinal column of calcium-white ribs snaking across a Spanish ravine. “That’s cool,” I thought. Then, a few years and a few thousand miles ...