Testing Spatial Skills (IMAGE) University of Utah Caption University of Utah anthropologist Layne Vashro with a woman from the Twe tribe in Namibia as she performs a mental rotation task on a laptop computer. It was part of a new study that found evidence men evolved better navigation ability than women because men with better ability to manipulate objects in their mind can roam farther and have children with more mates. Credit University of Utah Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.