For years, a mysterious fossil specimen defied categorization, until one paleontologist made a surprising discovery.

Despite all the research that is carried out, there are still many mysteries to be solved, not only in the vastness of space, but also on our planet. Thanks to these studies, we kn ...

the V-shaped lines were clearly there on the fossil. There was no mistaking what they meant. She’d seen them before, on bones that were butchered with stone tools about 1.8 million years ago ...