When the foraging sea mammals crack shells to collect food, they produce distinctive evidence.
Eating softer processed foods changed the position of humans' adult teeth, making it easier to say sounds like "f" and "v," new research suggests.
Ancestors of modern humans may have scavenged calorie-rich bone marrow from already dead animals.
Matchbox No.29C Tractor Shovel green body from 1000 Set Germany 1977 PS tssqqj6712-Vintage Manufacture
Researchers use machine learning to speed up the trial-and-error search for new materials that can conduct electricity without resistance.