A small bone found 30 years ago at Dinosaur Cove in south eastern Australia could turn what we know about the evolution of echidnas and platypuses on its head. Up until now, the accepted understanding ...

A male humerus bone from the Jomon Period, left, the thickest bone analyzed by researchers of the National Museum of Nature and Science, is seen next to a standard bone in an anatomical model. (Photo ...

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The shoulder joint is where the humerus bone of the upper arm connects with the glenoid – the socket on the side of the ...