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.
Among the other stars in attendance were actress Kelly Rutherford, musician Pixie Lott or former model and wife of former French President Nicolas Sarkozy, Carla Bruni.
Among the stars in attendance were actress Kelly Rutherford, musician Pixie Lott or former model and wife of former French ...