We can’t go back in a time machine to ... Most of those marks are on fossils of hoofed animals, including a few deer; one is a small carnivore leg bone. When we could identify the type of ...

Now, new analysis of a bone found three decades ago ... “So the internal structure doesn't necessarily give you information about what that animal actually is, but it can tell you about its ...

don’t appear to have been shaped at random, but instead display a uniformity indicating a practiced methodology and strategy. “Excellent understanding of bone fracture mechanics is shown by ...

We can’t go back in a time machine to watch when these ... Most of those marks are on fossils of hoofed animals, including a few deer; one is a small carnivore leg bone. When we could identify the ...