Love and affection are vital for healthy human development. Baby monkeys preferred a comforting cloth mother over a wire mother that provided food. Harlow's experiments showed that affection drives ...

A baby macaque monkey named Punch has gone viral for his heart-wrenching pursuit of companionship. After being abandoned by his mother and rejected by the rest of his troop, his zookeepers at Ichikawa ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. A baby macaque monkey named Punch has gone viral for his heart-wrenching ...

In the mid-20th century, psychologist Harry Harlow conducted some of the most disturbing animal experiments ever approved. Baby rhesus monkeys were separated from their mothers at birth and raised in ...