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 ...

Adam Summers used to trade Snickers bars to get free CT scans of dead fish. He likes fish. A lot. Summers is a professor at the University of Washington in the biology department and School of Aquatic ...