A vital pathway for breathing and nourishment is also an object of desire—and one of the body’s most vulnerable parts.

Studying primate characteristics requires access to their skeletons, which can be costly and cause wear and tear to the ...

Sixty-six million years ago, at the end of the Cretaceous Period, an asteroid impact near the Yucat n Peninsula of Mexico triggered the extinction of all known non-bird dinosaurs. But for the early ...