Margaret Crofoot used GPS technology in an unprecedented way. She and her team fitted almost all of the adult members of a baboon troop with high-resolution GPS collars capable of recording movement at a scale of 1 GPS point every second. This fine-grained data gave Crofoot and her team a new way of tackling a question that has been vexing primatologists for decades. How do baboons make collective movement decisions?
Just recently, the news media announced the discovery of a fossil ape called Alesi. This remarkable fossil was found in Kenya, and it’s from a time period where there’s a big blank spot in the fossil record of our family tree.