Throughout history, scientists have proposed conflicting ideas on how the brain carries out functions like perception, memory, and movement. Is each of these tasks carried out by a specific area of the brain? Or do multiple areas work...

As the sun rises in 55 BCE, Camma lays two pigeons on the altar at the center of her village. She wrings the birds' necks and cuts them open to examine their entrails for divine messages. Camma is a druid. She conducts religious rites,...

This vine loves sucking the life out of plants AND insects.

Plants can get sick, but since they don’t walk around sneezing on each other, the things that infect them need some very weird strategies to spread.