Bird migration is one of the most amazing natural phenomena, but it wasn't always well understood. For centuries, people wondered where birds went in winter, and some came up with some truly bizarre explanations.
One of the most outlandish theories was that birds flew to...
Sigmund Freud is widely regarded as the father of modern psychology and one of the most influential thinkers of the 20th century. His theories and work have shaped our understanding of the human mind, personality, sexuality, and culture. But who was Freud and how...