Maize-fed animals may have helped Maya farmers solve corn's protein deficiency

Maize (corn) is a major dietary staple in Maya communities past and present because of its reliability, potential for surplus ...

What Makes Humans Stupid

But human beings, equipped with language, abstraction, technology, institutions, and ideology, can be stupid on a truly ...
PETBOOK magazine on MSN

These animals are much smarter than most people think

Which animal is the most intelligent and might even rival humans in cleverness? PETBOOK provides an overview of the world's ...