There are many theories as to how human language first evolved. But none completely explains why it happened.

An analysis of corn, cassava and coca plants discovered with sacrificed Inca children reveals they died during the reign of one of the last Inca emperors.

Neuroscientists are discovering that spending time with others may be a basic biological necessity, like need for food or water.

The four astronauts on NASA’s Artemis II mission captured more than they bargained for when they photographed the nightside of Earth, right after starting their historic journey to the moon.

Rice is eaten by more than half of the world's population daily. Should everyone be washing it before it's cooked?