Reply to Neanderthals collected dozens of skulls of large mammals in a cave in central Spain, in what researchers say is a unique example of complex “symbolic” behaviour. Remnants of ancient bison and other large mammals might have been kept as hunting trophies. by the_phet

Reply to Researchers have developed an alternative positioning system that is more robust and accurate than GPS, especially in urban settings. The working prototype that demonstrated this new mobile network infrastructure achieved an accuracy of 10 centimeters. by the_phet

Reply to Just one day of a high-fat diet is all that it takes to cause stress in the gut, at least in mice. Within the first 24 hours of the changed diet, the animals’ metabolism altered to accommodate the new abundance of fatty acids, and cells lining the intestines began to proliferate at higher rates. by the_phet