Relatives of the llama are dropping dung as they venture into higher elevations in the Andes Mountains, providing a nutrient-rich environment for life to thrive despite glacier loss.
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.
Credit: Adam Yaney-Keller / Monash University.Drones are emerging as a critical scientific tool and revolutionising the way scientists gather data on ...