In the 1960s and 70s, a group of chimpanzees astonished the world by learning sign language. Only two remain and one question still lingers—was it worth it?

A Japanese macaque monkey abandoned by its mother as a newborn has found global fame after finding an unlikely friend in a ...

Born in July 2025, Punch was rejected by his mother shortly after birth. To comfort the vulnerable infant, zookeepers ...

Tennyson in turmoil, the Civil War’s deadly camps, the golden age of the puzzling plot and more.