November marked 50 years since Lucy was found. Her partial skeleton upended several assumptions about the course of human ...

One of the most fascinating periods in the evolution of the human lineage is the appearance of the first ancestors capable of ...

One of the most fascinating periods in the evolution of the human lineage is the appearance of the first ancestors capable of ...

Trigger, a seven-month-old purebred dwarf beagle, needs an expensive surgery on his front two legs before he turns eight ...

Besides protecting our organs, bones also work together with muscles and tendons to get the body moving. For example, the humerus, radius and ulna work with your biceps and triceps to curl or ...

Included in the package are six well-preserved arm and leg bones, each of which is labeled. There is one radius (R1) and one ulna (U1); these are the two bones that connect the wrist and elbow.