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 ...

Genetic kinship analyses of human bones reach their limits if the DNA is poorly preserved or if destructive sampling is not possible. New research shows that in such cases, comparisons of the ...

Sea urchin skeletons may owe some of their strength to a common geometric design. Urchin skeletons display “an incredible diversity of structures at the microscale, varying from fully ordered to ...