Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.
It’s a classic of the optical illusion genre: “The Expanding Hole Illusion challenges traditional views of motion perception by demonstrating how static images can evoke strong sensations of movement, ...
Owned by just two families in its 100-year history, Drusillas Park, near Alfriston, grew from a tiny tea cottage, to a beloved zoo, surviving the Second World War, a devastating fire and a global ...
For decades scientists assumed these insects looked so much like orchids as a form of camouflage. But they were wrong. They look this way because they're deceptive predators.