Some ants thrive by choosing numbers over strength. Instead of heavily protecting each worker, they invest fewer resources in ...

Why did humans evolve the eyes we have today? While scientists can't go back in time to study the environmental pressures ...

A fish thought to be evolution’s time capsule just surprised scientists. A detailed dissection of the coelacanth — a 400-million-year-old species often called a “living fossil” — revealed that key ...