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.
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.
The simulation was ‘meticulously engineered’ to find the toughest animalArtificial intelligence has crowned the toughest animal on planet Earth ...